WHITING PETROLEUM CORPORATION, ) Case No

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 1 of 30 Docket #102 Date Filed: 04/06/2020

IN THE UNITED STATES BANKRUPTCY COURT FOR THE SOUTHERN DISTRICT OF TEXAS HOUSTON DIVISION

) In re: ) Chapter 11 ) WHITING PETROLEUM CORPORATION, ) Case No. 20-32021 (DRJ) et al. ) Debtors.1 ) Jointly Administered )

CERTIFICATE OF SERVICE

I, Ana M. Galvan, depose and say that I am employed by Stretto, the claims and noticing agent for the Debtors in the above-captioned case.

On April 2, 2020, at my direction and under my supervision, employees of Stretto caused the following documents to be served via first-class mail on the service list attached hereto as Exhibit A, and via electronic mail on the service list attached hereto as Exhibit B:

 Order (I) Directing Joint Administration of Chapter 11 Cases and (II) Granting Related Relief (Docket No. 15)

 Order Granting Complex Chapter 11 Bankruptcy Case Treatment (Docket No. 17)

 Order (I) Authorizing the Debtors to File a Consolidated List of Creditors and a Consolidated List of the 30 Largest Unsecured Creditors, (II) Waiving the Requirement to File a List of Equity Security Holders, (III) Authorizing the Debtors to Redact Certain Personal Identification Information, and (IV) Granting Related Relief (Docket No. 22)

 Order (I) Extending Time to File Schedules of Assets and Liabilities, Schedules of Current Income and Expenditures, Schedules of Executory Contracts and Unexpired Leases, and Statements of Financial Affairs and (II) Granting Related Relief (Docket No. 24)

 Order Authorizing the Retention and Appointment of Stretto as Claims, Noticing, and Solicitation Agent (Docket No. 26)

 Interim Order (I) Authorizing the Debtors to (A) Pay Prepetition Wages, Salaries, Other Compensation, and Reimbursable Expenses and (B) Continue Employee Benefits Programs and (II) Granting Related Relief (Docket No. 42)

______1 The debtors in these chapter 11 cases, along with the last four digits of each debtor’s federal tax identification number, are: Whiting Canadian Holding Company Unlimited Liability Corporation (3662); Whiting Petroleum Corporation (8515); Whiting US Holding Company (2900); Whiting Oil and Gas Corporation (8829); and Whiting Resources Corporation (1218). The location of the debtors’ service address is: 1700 Lincoln Street, Suite 4700, Denver, Colorado 80203. Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 2 of 30

 Order (I) Authorizing the Debtors to (A) Continue Insurance Coverage Entered into Prepetition and Satisfy Prepetition Obligations Related Thereto, (B) Renew, Amend, Supplement, Extend, or Purchase Insurance Policies, and (II) Granting Related Relief (Docket No. 43)

 Order (I) Approving the Debtors’ Proposed Adequate Assurance of Payment for Future Utility Services, (II) Prohibiting Utility Providers from Altering, Refusing, or Discontinuing Services, (III) Approving the Debtors’ Proposed Procedures for Resolving Additional Assurance Requests, and (IV) Granting Related Relief (Docket No. 44)

 Final Order (I) Authorizing the Payment of Specified Lienholder and Other Trade Claims, (II) Confirming Administrative Expense Priority of Outstanding Orders, and (III) Granting Related Relief (Docket No. 45)

 Final Order (I) Approving Notification and Hearing Procedures for Certain Transfers of and Declarations of Worthlessness with Respect to Common Stock, and (II) Granting Related Relief (Docket No. 46)

 Final Order (I) Authorizing Payment of Mineral Obligations and (II) Granting Related Relief (Docket No. 47)

 Order (I) Authorizing the Payment of Certain Prepetition Taxes and Fees and (II) Granting Related Relief (Docket No. 48)

 Interim Order (I) Authorizing the Debtors to Perform Under Prepetition Hedging Arrangements, and (II) Granting Related Relief (Docket No. 49)

 Interim Order (I) Authorizing the Debtors to (A) Continue to Operate Their Cash Management System and Maintain Existing Bank Accounts and (B) Continue to Perform Intercompany Transactions, and (II) Granting Related Relief (Docket No. 50)

 Interim Order (I) Authorizing the Debtors to Continue Their Surety Bond Program and (II) Granting Related Relief (Docket No. 51)

 Interim Order Under 11 U.S.C. §§ 105, 361, 362, 363 and 507, and Bankruptcy Rules 2002, 4001 and 9014 (I) Authorizing Debtors to Use Cash Collateral, (II) Granting Adequate Protection to Prepetition Secured Parties and (III) Scheduling a Final Hearing Pursuant to Bankruptcy Rule 4001(b) (Docket No. 59)

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 3 of 30

Furthermore, on April 2, 2020, at my direction and under my supervision, employees of Stretto caused the following document to be served via first-class mail on the service list attached hereto as Exhibit C:

 Order (I) Authorizing the Payment of Certain Prepetition Taxes and Fees and (II) Granting Related Relief (Docket No. 48)

 Interim Order (I) Authorizing the Debtors to Perform Under Prepetition Hedging Arrangements, and (II) Granting Related Relief (Docket No. 49)

Furthermore, on April 2, 2020, at my direction and under my supervision, employees of Stretto caused the following documents to be served via first-class mail on the service list attached hereto as Exhibit H, and via electronic mail on the service list attached hereto as Exhibit I:

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 4 of 30

 Interim Order (I) Authorizing the Debtors to Continue Their Surety Bond Program and (II) Granting Related Relief (Docket No. 51)

Dated: April 3, 2020 /s/ Ana M. Galvan Ana M. Galvan STRETTO 410 Exchange, Suite 100 Irvine, CA 92602 Telephone: 800-330-2531 Email: [email protected]

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 5 of 30

Exhibit A

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 6 of 30

Exhibit A Served Via First-Class Mail

Name Attention Address 1 Address 2 City State Zip Country Ad Hoc Committee of Noteholders c/o Porter Hedges LLP 1000 Main Street 36th Floor J Higgins E English and G Graham Houston TX 77002 AL Enviornmental Protection Agency Region 4 Sam Nunn ATL Fed Center 61 Forsyth Street Sw Atlanta GA 30303-8960 AL Office Of The Attorney General 501 Washington Ave Montgomery AL 36104 AR Enviornmental Protection Agency 1201 Elm Street Suite 500 Dallas TX 75270-2102 AR Office Of The Attorney General 323 Center St Ste 200 Little Rock AR 72201 Atlas Oil Company Attn: Joseph E. Rivera 24501 Ecorse Rd Taylor MI 48180 Atlas Oil Company c/o Cole Schotz P.C. 301 Commerce Street Suite 1700 Michael D. Warner & Ben L. Wallen Fort Worth TX 76102 Black Hawk Energy Services Ltd Attn: Mike Davis 118 84th St. Williston ND 58801 BNN Redtail LLC Attn: Mark Ritchie 370 Van Gordon St Lakewood CO 80228 British Co. Minstry Envrnmt Change PO Box 9360 Stn Prov Govt Victoria BC V8W 9M2 Canada CA Environmental Protection Agency 1001 Street Po Box 2815 Sacramento CA 95814 CA Office Of The Attorney General Po Box 944255 Sacramento CA 94244-2550 Caliber North Dakota LLC c/o Weil Gotshal Manges LLP 700 Louisiana Street Suite 1700 Alfredo R. Perez and Brenda Funk Houston TX 77002 Chemoil Corporation Attn: Chad O'Neil 40 E. Sheridan Avenue Suite 400 Oklahoma City OK 73104 Chevron USA Inc Attn: Michael K. Wirth 6001 Bollinger Canyon Road San Ramon CA 94583 CO Enviornmental Protection Agency 1595 Wynkoop Street Denver CO 80202-1129 CO Office Of The Attorney General 1300 Broadway 10th Fl Ralph L. Carr Judicial Building Denver CO 80203 CS Welding LLC Attn: Cesar Salgado 1101 4th St SE Suite 206 Stanley ND 58784 CTAP LLC Attn: Seth Merrill 2585 Trailridge Dr East Lafayette CO 80026 DE Enviornmental Protection Agency 1650 Arch Street Philadelphia PA 19103-2029 Delaware Department Of Justice 820 N French Street Carvel State Office Building Wilmington DE 19801 Estvold Oilfield Services Inc Attn: Jake Estvold 3962 84th Ave NW New Town ND 58763 G-Style c/o Shapiro Bieging Barber Otteson 5430 Lyndon B Johnson Fwy Ste 1540 Attn: John C. Leininger Dallas TX 75240 Halliburton Energy Services Inc Attn: Jeff Miller 3000 N. Sam Houston Pkwy E. Houston TX 77032 Internal Revenue Service Department of Treasury Ogden UT 84201-0045 Internal Revenue Service Attn: Centralized Insolvency Op 2970 Market St. Philadelphia PA 19104-5016 Internal Revenue Service Attn: Centralized Insolvency Op PO Box 7346 Philadelphia PA 19101-7346 Internal Revenue Service Houston Division 1919 Smith Street Houston TX 77002 Jamex Marketing LLC Attn: Joel Reese 750 N. Saint Paul St. Suite 600 c/o Reese Marketos LLP Dallas TX 75201 JMAC Resources Inc Attn: Darla Miller 121 48th Ave SW Williston ND 58801 Jpmorgan Chase Bank N.A. Attn: Ryan Fuessel 1125 17th Street Floor 3 Denver CO 80802 Key Energy Services LLC Attn: J. Marshall Dodson 1301 McKinney St Suite 1800 Houston TX 77010 KS Enviornmental Protection Agency 11201 Renner Blvd Lenexa KS 66219 KS Office Of The Attorney General 120 Sw 10th Ave 2nd Flr Topeka KS 66612 LA Enviornmental Protection Agency 1201 Elm Street Suite 500 Dallas TX 75270-2102 LA Office Of The Attorney General 1885 N. Third St Baton Rouge LA 70802 McKenzie Energy Partners LLC Attn: Thomas McKenzie PO Box 1037 Watford City ND 58854 MI Department Of The Attorney Gen. 525 W Ottawa St G. Mennen Williams Building 7th Floor Lansing MI 48933 MI Enviornmental Protection Agency 77 W. Jackson Blvd Chicago IL 60604-3590 MI Enviornmental Protection Agency Region 4 Sam Nunn ATL Fed Center 61 Forsyth Street SW Atlanta GA 30303-8960 MS Office Of The Attorney General 550 High St Ste 1200 Walter Sillers Building Jackson MS 39201 MT Enviornmental Protection Agency 1595 Wynkoop Street Denver CO 80202-1129 MT Office Of The Attorney Genereal 215 N. Sanders Third Fl Justice Building Helena MT 59601 National Oilwell Varco LP Attn: Jose Bayardo 7909 Parkwood Circle Drive Houston TX 77036 ND Enviornmental Protection Agency 1595 Wynkoop Street Denver CO 80202-1129 ND Office Of The Attorney Genereal State Cap. 600 E Blvd Ave Dept 125 Bismarck ND 58505 NE Enviornmental Protection Agency 11201 Renner Blvd Lenexa KS 66219 NE Office Of The Attorney General 2115 State Capitol Lincoln NE 68509 NexTier Completion Solutions Inc. Attn: Robert Drummond 3990 Rogerdale Houston TX 77042 NM Enviornmental Protection Agency 1201 Elm Street Suite 500 Dallas TX 75270-2102 NM Office Of The Attorney General 408 Galisteo Street Villagra Building Santa Fe NM 87501 Northern Oilfield Services LLC Attn: Sheldon Van Vost 1637 44th St W Williston ND 58801 Office of the U.S. Trustee Attn: Stephen Douglas Statham 515 Rusk Street Suite 3516 Houston TX 77056 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 2 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 7 of 30

Exhibit A Served Via First-Class Mail

Name Attention Address 1 Address 2 City State Zip Country OK Enviornmental Protection Agency 1201 Elm Street Suite 500 Dallas TX 75270-2102 OK Office Of The Attorney General 313 Ne 21St St Oklahoma City OK 73105 Patterson UTI Drilling Co LP Attn: William A. Hendricks Jr. 10713 W Sam Houston Prkwy N Ste 800 Houston TX 77064 Paul Weiss Rifkind Whartn & Garison Attn: A Rosenberg A Eaton M Turkel 1285 6th Ave New York NY 10019 Pioneer Drilling Services Ltd Attn: Stacy Locke 1250 Northeast Loop 410 Suite 1000 San Antonio TX 78209 Polar Midstream Attn: J. Heath Deneke 2300 Windy Ridge Parkway Suite 840N Atlanta GA 30339 Polar Midstream LLC c/o Akerman LLP 2001 Ross Ave Suite 3600 Attn: J. Mitchell Yelena Archiyan Dallas TX 75201 Purity Oilfield Services LLC Attn: Marshall T. Hunt 2101 Cedar Springs Road Suite 650 Dallas TX 75201 Rusco Operating LLC Attn: Xuan Yong 98 San Jacinto Blvd Suite 550 Austin TX 78701 Schlumberger Technology Corporation Attn: Alexander C. Juden 5599 San Felipe 17th Floor Houston TX 77056 Securities and Exchange Commission 100 F Street NE Washington DC 20549 Securities and Exchange Commission Attn: Jolene M. Wise 175 W. Jackson Blvd Suite 1450 Chicago IL 60604 Securities and Exchange Commission New York Regional Office 200 Vesey St Ste 400 Attn Andrew Calamari RD New York NY 10281-1022 Sentry Crane Services Attn: Michael Waliezer 1505 21st Ave NW Watford City ND 58854 Simpson Thacher & Bartlett LLP Sandeep Qusba and Kathrine McLendon 425 Lexington Avenue New York NY 10017 Sun Well Service Inc Attn: Kevin Jeffreys 118 84th St. W Williston ND 58801 The Bank of NY Mellon Trust Company Attn: Sharon K. McGrath 2 North LaSalle - 7th Floor Chicago IL 60602 The Bank of NY Mellon Trust Company Corporate Trust Div Finance Unit 101 Barclay Street New York NY 10286 Triangle Electric Inc Attn: David Hoerner 2644 1st Ave E Williston ND 58801 TX Enviornmental Protection Agency 1201 Elm Street Suite 500 Dallas TX 75270-2102 TX Office Of The Attorney General 300 W. 15th St Austin TX 78701 U.S. Trustee Office of US Trustee Attn: Hector Duran 515 Rusk Avenue Suite 3516 Houston TX 77002 Unit Drilling Company Attn: David Case 8310 South Valley Hwy Suite 300 Englewood CO 80112 US Attorney's Office Southern District of Texas 1000 Lousiana Ste 2300 Houston TX 77002 US Trustee Office of US Trustee Attn: Stephen Douglas Statham 515 Rusk Avenue Suite 3516 Houston TX 77002 UT Enviornmental Protection Agency 1595 Wynkoop Street Denver CO 80202-1129 Utah Office Of The Attorney General Utah State Capitol Complex 350 North State St Ste 230 Salt Lake City UT 84114 WesternGeco LLC c/o Gieger Laborde & Laperouse 701 Poydras Street Suite 4800 Attn: Andrew A. Braun New Orleans LA 70139-4800 WY Enviornmental Protection Agency 1595 Wynkoop Street Denver CO 80202-1129 WY Office Of The Attorney General 2320 Capitol Ave Kendrick Building Cheyenne WY 82002

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 2 of 2 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 8 of 30

Exhibit B

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 9 of 30 Exhibit B Served Via Electronic Mail Name Attention Email [email protected] [email protected] Ad Hoc Committee of Noteholders c/o Porter Hedges LLP [email protected] Atlas Oil Company Attn: Joseph E. Rivera [email protected] [email protected] Atlas Oil Company c/o Cole Schotz P.C. [email protected] BNN Redtail, LLC Attn: Mark Ritchie [email protected] [email protected] Caliber North Dakota LLC c/o Weil, Gotshal Manges LLP [email protected] Chemoil Corporation Attn: Chad O'Neil [email protected] Chevron USA Inc Attn: Michael K. Wirth [email protected] G-Style Transport, LLC; GST Casing, LLC; and All c/o Shapiro Bieging Barber Otteson In Oil Field Services; LLC LLP [email protected] Halliburton Energy Services Inc Attn: Jeff Miller [email protected] Jackson Walker LLP Attn: Kendra Gradney [email protected] Jamex Marketing, LLC Attn: Joel Reese [email protected] JMAC Resources Inc Attn: Darla Miller [email protected] Kansas Enviornmental Protection Agency [email protected] Key Energy Services LLC Attn: J. Marshall Dodson [email protected] Michigan Enviornmental Protection Agency [email protected] National Oilwell Varco LP Attn: Jose Bayardo [email protected] Nebraska Enviornmental Protection Agency [email protected] Office of the U.S. Trustee Attn: Stephen Douglas Statham [email protected] [email protected] Attn: Andrw Rosenberg, Alice Belisle [email protected] Eaton, Michael M. Turkel, Omid [email protected] Paul, Weiss, Rifkind, Wharton, & Garrison LLP Rahnama [email protected] Pioneer Drilling Services Ltd Attn: Stacy Locke [email protected] Schlumberger Technology Corporation Attn: Olivier Le Peuch [email protected] Sentry Crane Services Attn: Michael Waliezer [email protected] The Bank of New York Mellon Trust Company, NA Attn: Sharon K. McGrath [email protected] U.S. Trustee Office of US Trustee Attn: Hector Duran [email protected] Unit Drilling Company Attn: David Case [email protected] US Trustee Office of US Trustee Attn: Stephen Douglas Statham [email protected] WesternGeco LLC c/o Gieger, Laborde & Laperouse, LLC [email protected]

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 10 of 30

Exhibit C

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 11 of 30 Exhibit C Served Via First-Class Mail Name Attention Address 1 Address 2 City State Zip Country IMA Inc 1705 17th St Suite 100 Denver CO 802021260 RK Harrison Insurance Brokers LTD One Creechurch Avenue London EC3A 5AF United Kingdom RLI Claim Department PO Box 3961 Peoria IL 61612-3961 The IMA Financial Group, Inc. 1705 17th Street Suite 100 Denver CO 80202

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 12 of 30

Exhibit D

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 13 of 30 Exhibit D Served Via First-Class Mail Name Attention Address 1 Address 2 City State Zip AT&T PO Box 105414 Atlanta GA 30348-5414 AT&T Attn: James W. Grudus, Esq One AT&T Way Room 3A115 Bedminster NJ 07921 AT&T Mobility 1025 Lenox Park Blvd Northeast Atlanta GA 30319 AT&T Mobility PO Box 9004 Carol Stream IL 60197-9004 Big Horn Rural Electric 415 South Street PO Box 270 Basin WY 82410-0270 Big Horn Rural Electric PO Box 270 Basin WY 82410-0270 Blue Lightning 414 Main Street PO Box 690 Wiggins CO 80654-0206 Blue Lightning PO Box 206 Wiggins CO 80654-0206 Burke Divide Electric Coop 9549 Hwy 5 West Columbus ND 58727-0006 Burke Divide Electric Coop PO Box 6 Columbus ND 58727-0006 Centurylink 12301 Tukwila International Blvd. Tukwila WA 98168 Centurylink PO Box 91155 Seattle WA 98111-9255 City Of Coahoma 122 N 1st Street Coahoma TX 79511 City Of Coahoma PO Box 420 Coahoma TX 79511 City Of Dickinson 99 2nd Street East Dickinson ND 58601 City Of Stanley 208 South Main Street Stanley ND 58784 City Of Stanley PO Box 249 Stanley ND 58784 City Of Watford City 213 2Nd St NE PO Box 494 Watford City ND 58854 City Of Williston 1411 W Dakota Parkway Suite 1B Williston ND 58802-1306 City Of Williston PO Box 1306 Williston ND 58802-1306 Comcast 1701 John F Kennedy Blvd Philidelphia PA 19103 Comcast PO Box 37601 Philidelphia PA 19101-0601 Consolidated Comm Networks Inc 507 South Main Avenue PO Box 1408 Dickinson ND 58602-1408 Consolidated Comm Networks Inc PO Box 1408 Dickinson ND 58602-1408 Dakota Carrier Network 4202 Coleman St Bismarck ND 58503 Dakota Carrier Network PO Box 2484 Fargo ND 58108 DTE Energy Company One Energy Plaza 1189 Wcb Detroit MI 48226-1221 DTE Energy Company PO Box 740786 Cincinnati OH 45274-0786 Entergy 639 Loyola Ave New Orleans LA 70113 Entergy PO Box 8101 Baton Rouge LA 70891-8101 Fort Belknap Electric Coop Inc 1302 W Main St Olney TX 76374-0486 Fort Belknap Electric Coop Inc PO Box 486 Olney TX 76374-0486 Goldenwest Electric Co-Op Inc 119 1St Ave SW PO Box 177 Wibaux MT 59353 Goldenwest Electric Co-Op Inc PO Box 177 Wibaux MT 59353 Granite Telecommunications 100 Newport Avenue Extension Quincy MA 02171 Granite Telecommunications Client ID #311 PO Box 983119 Boston MA 02298-3119 High West Energy Inc 6270 Co Rd 212 Pine Bluffs WY 82082-0519 High West Energy Inc 6270 County Rd 212 PO Box 519 Pine Bluffs WY 82082-0519 Intelepeer Cloud Communications 155 Bovet Rd San Mateo CA 94402 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 3 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 14 of 30 Exhibit D Served Via First-Class Mail Name Attention Address 1 Address 2 City State Zip Intelepeer Cloud Communications Dept La 24295 Pasadena CA 91185-4295 Lea County Electric Coop Inc 1300 W Ave D Lovington NM 88260 Lea County Electric Coop Inc PO Box 1447 Lovington NM 88260 Lower Yellowstone Rural 3200 W Holly St Sidney MT 59270-1047 Lower Yellowstone Rural PO Box 1047 Sidney MT 59270-1047 Lyntegar Electric Coop Inc. 1701 US 87 Frontage Rd Tahoka TX 79373 Lyntegar Electric Coop Inc. PO Box 970 Tahoka TX 79373 Mckenzie Electric Cooperative 3817 23Rd Ave NE Watford City ND 58854-0649 Mckenzie Electric Cooperative PO Box 649 Watford City ND 58854-0649 Mclean Electric Cooperative 4031 Hwy 37 Bypass Nw PO Box 399 Garrison ND 58540-0399 Mid-Rivers Telephone Coop 904 C Avenue Circle MT 59215 Montana Dakota Utilities Co 400 N. Fourth Street Bismarck ND 58501-4092 Montana Dakota Utilities Co PO Box 5600 Bismarck ND 58506-5600 Moon Lake Electric 800 W Highway 40 Roosevelt UT 84066-0337 Moon Lake Electric PO Box 337 Roosevelt UT 84066-0337 Morgan County Rural Electric 734 Barlow Rd Ft Morgan CO 80701 Morgan County Rural Electric PO Box 738 Ft Morgan CO 80701 Mountrail-Williams Electric PO Box 1346 Williston ND 58802-1346 Mountrail-Williams Electric PO Box 1346 218 58th St W Williston ND 58802-1346 Nemont Telephone Cooperative 61 Highway 13 South Scobey MT 59263-0600 Nemont Telephone Cooperative PO Box 600 Scobey MT 59263-0600 North Central Electric 501 11Th Street West Suite 1 Bottineau ND 58318-1916 Northwest Communications Coop 111 Railroad Ave PO Box 38 Ray ND 58849-0038 Northwest Communications Coop PO Box 38 Ray ND 58849-0038 Powder River Energy 200 Garner Lake Road Gillette WY 82716 Powder River Energy PO Box 930 Sundance WY 82729-0930 Reservation Telephone Cooperative 24 N Main St PO Box 68 Parshall ND 58770-0068 Roughrider Electric Coop Inc 800 Highway Drive Hazen ND 58545-4701 Sheridan Electric 6408 Mt-16 Medicine Lake MT 59247-0227 Sheridan Electric PO Box 227 Medicine Lake MT 59247-0227 Southern Pine Electric Power 834 Ms-28 Taylorsville MS 39168-0060 Southern Pine Electric Power PO Box 60 Taylorsville MS 39168-0060 Srt Communications Inc 3615 North Broadway Minot ND 58703 SRT Communications Inc PO Box 2027 Minot ND 58702-2027 Stephens Water & Sewer 315 Chert St Stepens AR 71764 Stephens Water & Sewer PO Box 338 Stepens AR 71764 Strata Networks PO Box 400 211 E 200 N Roosevelt UT 84066 Tec 700 West Street Jackson MS 39201 Tec Bay Springs Office PO Box 22588 Jackson MS 39225-2588 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 2 of 3 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 15 of 30 Exhibit D Served Via First-Class Mail Name Attention Address 1 Address 2 City State Zip TXU Energy 6555 Sierra Drive Irving TX 75039 TXU Energy PO Box 650638 Dallas TX 75265-0638 Verizon Business PO Box 15043 Albany NY 12212-5043 Verizon Business Bankruptcy Administration 500 Technology Drive Suite 550 Weldon Spring MO 63304 Verizon Wireless PO Box 660108 Dallas TX 75266-0108 Verizon Wireless Bankruptcy Administration 500 Technology Drive Suite 550 Weldon Spring MO 63304 Windstream Corp 4001 N Rodney Parham Rd Little Rock AR 72212-2442 Windstream Corp PO Box 9001908 Louisville KY 40290-1908 Wyoming Gas Company 101 Division Street Worland WY 82401 Wyoming Gas Company PO Box 19 Worland WY 82401 Xcel Energy 414 Nicollet Mall Minneapolis MN 55401 Xcel Energy PO Box 9477 Minneapolis MN 55484-9477

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Exhibit E

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 17 of 30

Exhibit E Served Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State Zip Country Aecom - Mississippi Department of Environmental Quality 6200 South Quebec Street Greenwood Village CO 80111 Aecom - Registration Program Preparations 6200 South Quebec Street Greenwood Village CO 80111 Alabama Department of Revenue 50 North Ripley Street Montgomery AL 36104 Andrews County, TX Treasurer 210 NW 2nd St Andrews TX 79714 Aransas County, TX Treasurer 319 N Church St Rockport TX 78382 Arkansas Corporate Income Tax Section 1816 W 7th St Room 2250 Little Rock AR 72201 Arkansas Corporate Income Tax Section PO Box 919 Little Rock AR 72203-0919 Arkansas Secretary of State Business and Commercial Services 1401 W Capitol Avenue Suite 250 Little Rock AR 72201 Big Horn County, WY Treasurer 420 C St Basin WY 82410 Billings County, ND Treasurer 495 4th Street Medora ND 58645 Billings County, ND Treasurer PO Box 168 Medora ND 58645 Brazoria County, TX Treasurer 111 E Locust Angleton TX 77515 Bureau of Land Management 99 23rd Ave W Suite A Dickinson ND 58601 Ca Secretary of States Office 1500 11th Street Sacramento CA 95814 California Franchise Tax Board 3321 Power Inn Road Suite 250 Sacramento CA 95826-3893 California Franchise Tax Board PO Box 942857 Sacramento CA 94257-0500 Canada Revenue Agency, Tax Services Office 1050 Notre Dame Ave Sudbury ON P3A5C2 Canada Carbon County, WY 415 W Pine Street Rawlins WY 82301 Carbon County, WY PO Box 520 Rawlins WY 82301 City And County of Denver Wellington Webb Building 201 W Colfax Ave Department 1009 Denver CO 80202 CO Secretary of States office 1700 Broadway Suite 200 Denver CO 80290 Colorado Department of Public Health Annual Apen Fees 4300 Cherry Creek Drive South Denver CO 80246-1530 Colorado Department of Public Health CO SARA Tier II Reporting 4300 Cherry Creek Drive South Denver CO 80246 Colorado Department of Public Health Inspection Fees 4300 Cherry Creek Drive South Denver CO 80246-1530 Colorado Department of Public Health Kleinfelder - Prepping For EI 1801 California St Suite 1100 Denver CO 80202 Colorado Department of Public Health Permit/Apen Processing Fee 4300 Cherry Creek Drive South Denver CO 80246-1530 Colorado Department of Revenue 1375 Sherman St. Denver CO 80261 Colorado Department of Revenue PO Box 17087 Denver CO 80217-0087 Colorado Department of Revenue Tax Compliance Section 1375 Sherman Street Room 101 Denver CO 80261 Commissioner of Public Lands State of NM PO Box 1148 Sante Fe NM 87504 Comptroller of Public Accounts 111 East 17th Street Austin TX 78774 Comptroller of Public Accounts PO Box 13528 Austin TX 78711-9939 CT Corporation System PO Box 4349 Carol Stream IL 60197 Delaware Division of Corporations John G. Townsend Bldg. 401 Federal Street Suite 4 Dover DE 19901 Delaware Division of Corporations PO Box 898 Dover DE 19903 Denver County Treasurer 201 W Colfax Ave. Department 1009 Denver CO 80202 Department of The Treasury Internal Revenue Service Ogden UT 84201-0012 Dewitt County, TX Treasurer 115 N Gonzales St. PO Box 489 Suite A Cuero TX 77954 Dewitt County, TX Treasurer 307 N Gonzales St Cuero TX 77954 Douglas County Treasurer 100 Third St Suite 120 Castle Rock CO 80104 Whiting SARA Reporting Eagle Software Preparation PO Box 90864 Austin TX 78709 Ector County, TX Treasurer 1010 East Eighth Street Suite 100 Odessa TX 79761 Financial Accounting Standards Board 401 Merritt 7 Norwalk CT 06856-5116 Financial Accounting Standards Board PO Box 418272 Boston MA 022241-8272 Gaines County, TX Treasurer 101 S Main St Suite 104 Seminole TX 79360 Howard County, TX Treasurer 220 N Main St Kokomo IN 46901 IMA Financial Group 1705 17th Street Suite 100 Denver CO 80202 Jasper County, MS Treasurer 27 8th Ave E Bay Springs MS 39422 Johnson County, WY Treasurer 76 N Main St Buffalo WY 82834 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 4 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 18 of 30

Exhibit E Served Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State Zip Country KE Andrews Attn: Kyle Fisher 1900 Dalrock Rd. Rowlett TX 75088 KS Secretary of States Office 120 SW 10th Avenue 1st Floor Topeka KS 66612-1594 LA Secretary of States Office 8585 Archives Ave. Baton Rouge LA 70809 LA Secretary of States Office Commercial Division PO Box 94125 Baton Rouge LA 70804 Louisiana Department of Revenue 617 N 3rd St Baton Rouge LA 70802 Louisiana Department of Revenue PO Box 201 Baton Rouge LA 70821-0201 Mckenzie County, ND Treasurer 201 5th St NW Suite 504 Watford City ND 58854 MI Secretary of States office Michigan Department Of State Lansing MI 48918 Michigan Department of Treasury 430 W Allegan St Lansing MI 48933 Michigan Department of Treasury PO Box 30059 Lansing MI 48909 Michigan Sales & Use PO Box 30778 Lansing MI 48909 Mississippi Department of Revenue 500 Clinton Center Dr Clinton MS 39056 Mississippi Department of Revenue PO Box 1033 Jackson Jackson MS 39215-1033 Mississippi Department of Revenue PO Box 960 Jackson MS 39205 Mississippi State Oil & Gas Board 500 Greymont Avenue Suite E Jackson MS 39202-3446 Mississippi State Tax Commission PO Box 1033 Jackson MS 39125 MN Secretary of States office 60 Empire Dr Suite 100 St Paul MN 55103 Montana Department of Environmental Quality Annual Emissions Fee 1520 E 6th Ave Helena MT 59601 Montana Department of Revenue 125 N. Roberts 3rd Floor Helena MT 59620 Montana Department of Revenue PO Box 5805 Helena MT 59604-5805 Montanta Department of Revenue Natural Resources & Corporate Tax Division PO Box 5805 Helena MT 59604 Mountrail County, ND Treasurer 101 S Main St Stanley ND 58784 Mountrail County, ND Treasurer PO Box 69 Stanley ND 58784 MS Secretary of States office 401 Mississippi Street Jackson MS 39201 MS Secretary of States office PO Box 136 Jackson MS 39205 MT Secretary of States office 1301 E 6th Ave Helena MT 59601 MT Secretary of States office Montana State Capitol PO Box 202801 Helena MT 59620-2801 ND Secretary of States office 600 E Boulevard Ave Dept 108 Bismarck ND 58505 Nebraska Department of Revenue 1313 Farnam St 10th Floor Omaha NE 68102 Nebraska Department of Revenue PO Box 94818 Lincoln NE 68509-4818 Nebraska Foreign Occupation Tax PO Box 94608 Lincoln NE 68509 Nebraska Foreign Occupation Tax State Capitol 1445 K St Suite 2300 Lincoln NE 68509 Nebraska Local Business Use Tax 301 Centennial Mall S Lincoln NE 68508 Nebraska Local Business Use Tax PO Box 98923 Lincoln NE 68509 New Mexico Environmental Department NOI Fee 13 Battan Blvd. Sante Fe NM 87508 New Mexico Taxation and Revenue 1100 South St. Francis Drive Santa Fe NM 87504 New Mexico Taxation and Revenue Department PO Box 25127 Sante Fe NM 87504-5127 NM Dhsem NM SARA Tier II Reporting 13 Battan Blvd. Sante Fe NM 87508 NM Secretary of States office Business Services Division 325 Don Gaspar Suite 300 Santa Fe NM 87501 North Dakota Department of Environmental Quality Program 918 E Divide Ave Bismarck ND 58501-1947 North Dakota Department of Health ND SARA Tier II Reporting PO Box 5511 Bismarck ND 58506-5511 North Dakota Department of Health 600 E Boulevard Ave Bismarck ND 58505 North Dakota Industrial Commission 1016 East Calgary Ave Bismarck ND 58503 North Dakota office of State Tax Commissioner 600 E. Boulevard Ave. Bismark ND 58505 North Dakota office of State Tax Commissioner 600 E. Boulevard Ave Dept 127 Bismarck ND 58505-0599 North Dakota State Land Department 1707 North 9th Street PO Box 5523 Bismarck ND 58506-5523 North Dakota Tax Commissioner 600 E Boulevard Ave Dept. 127 Bismarck ND 58505 North Dakota Tax Commissioner PO Box 5624 Bismarck ND 58506-5624 Nueces County, TX Treasurer 901 Leopard St. 2nd Floor Corpus Christi TX 78401 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 2 of 4 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 19 of 30

Exhibit E Served Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State Zip Country Oakland County, MI Treasurer 1200 N Telegraph Pontiac MI 48340 office of Natural Resources Revenue PO Box 25627 Denver CO 80225-0627 Oklahoma Tax Commission 2501 North Lincoln Blvd. Oklahoma City OK 73194-0009 Oklahoma Tax Commission POst Office Box 26920 Oklahoma City OK 73126-0920 ONRR - Bia Trust Lands Department of Interior PO Box 25627 Denver CO 80225-0627 Park County, WY Treasurer 1002 Sheridan Ave Suite 9 Cody WY 82414 Public Company Accounting Oversight Board 1666 K Street NW Washington DC 20006-2803 Public Company Accounting Oversight Board PO Box 418631 Boston MA 02241-8631 Reeves County, TX Treasurer 100 E 4th St Suite 104 Pecos TX 79772 Richland County, MT Treasurer 201 W Main St Sidney MT 59270 Rio Blanco County Treasurer 555 Main St Meeker CO 81641 Rio Blanco County Treasurer PO Box G Meeker CO 81641 Roosevelt County, MT Treasurer 416 1/2 2nd Ave S Wolf Point MT 59201 Ryan & Co. Attn: Adam Kuhlmeier Three Galleria Tower 13155 Noel Rd Suite 100 Dallas TX 75240 Sedar Filing Service 12 Millennium Blvd Suite 210 Moncton NB E1C 0M3 Canada Sheridan County, MT Treasurer 100 W Laurel Ave Plentywood MT 59254 Stark County, ND Treasurer Stark County Assessor Dickinson ND 58602 Dept of Nat Resources & Cons. State Board of Land State of MT PO Box 201601 Helena MT 59620-1601 State of Colorado Oil And Gas Conservation Commission The Chancery Building 1120 Lincoln Street Suite 801 Denver CO 80203 State of New Mexico Taxation & Revenue Department 1100 South St. Francis Drive Santa Fe NM 87504 State of New Mexico Taxation & Revenue Department PO Box 2308 Sante Fe NM 57504-2308 State of Utah School & Institutional Trust Lands Administration 675 East 500 South Suite 500 Salt Lake City UT 84102-2818 State of Wyoming Department of Revenue & Taxation Herschler Building 122 W 25th Street Cheyenne WY 82002-0110 Stephens County, TX Treasurer Stephens County Courthouse 200 West Walker Breckenridge TX 76424 Stikeman Elliot 4300 Bankers Hall West 888 - 3rd Street SW Calgary AB T2P5C5 Canada TECQ Revenue Section TX SARA Tier II Reporting PO Box 13087 Austin TX 78711-3087 Texas Commission on Environmental Quality 12100 Park 35 Circle Austin TX 78753 Texas Commission on Environmental Quality Permit Fees PO Box 13087 Austin TX 78711-3087 Texas Comptroller of Public Accounts 111 East 17th Street Austin TX 78774 Texas Comptroller of Public Accounts Capitol Station PO Box 13528 Austin TX 78711-3528 Texas Dyed Diesel Report 111 East 17th Street Austin TX 78774 Texas Dyed Diesel Report PO Box 149357 Austin TX 78714 Texas Railroad Commission 1701 N. Congress Austin TX 78701 Texas Railroad Commission PO Box 12967 Austin TX 78711-2967 Trinity Consulting Department of Homeland Security 1391 Speer Blvd Suite 350 Denver CO 80204 Trinity Consulting Title V Program Preparation 1391 Speer Blvd Suite 350 Denver CO 80204 Wyoming Department of Trinity Consulting Environmental Quality 1391 Speer Blvd Suite 350 Denver CO 80204 Uintah County, UT Treasurer 152 E 100 N Vernal UT 84078 University Lands Accounting office PO Box 553 Midland TX 79702-0553 University of Texas At Dallas MS SARA Tier II Reporting 800 W. Campbell Road Richardson TX 75080 UT Secretary of States office 350 State Capitol Building Salt Lake City UT 84114 Utah Division of Corporations & UT Secretary of States office Commercial Code Box 146705 Salt Lake City UT 84114-6705 Utah State Tax Commission 210 North 1950 West Salt Lake City UT 84134-0180 In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 3 of 4 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 20 of 30

Exhibit E Served Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State Zip Country Utah State Tax Commission 210 North 1950 West Salt Lake City UT 84134-0266 Utah State Tax Commission 210 North 1950 West Salt Lake City UT 84134 Ward County, TX Treasurer 400 South Allen Suite 302 Monahans TX 79756 Weld County Oil And Gas Energy Department 1301 N 17th Ave Greeley CO 80631 Weld County Public Works 1111 H Street Greeley CO 80631 Weld County Treasurer 1400 N 17th Ave Greeley CO 80631 Weld County Treasurer PO Box 458 Greeley CO 80632 Wharton County, TX Treasurer 309 E Milam St Suite 100 Wharton TX 77488 Williams County, N+F194d Treasurer PO Box 2047 Williston ND 58802 Williams County, ND Treasurer 206 E Broadway Williston ND 58801 Williston, ND Treasurer 206 East Broadway Williston ND 58801 Winkler County, TX Treasurer 100 E Winkler St 1st Floor Kermit TX 79745 WY Secretary of States office Herschler Building East 122 West 25th Street Suites 100-101 Cheyenne WY 82002 Wyoming Department of Revenue Herschler Building East 122 West 25th Street Suite E301 Cheyenne WY 82002 Wyoming Oil & Gas Conservation 2211 King Blvd Casper WY 82604 Wyoming Oil & Gas Conservation PO Box 2640 Casper WY 82602 Wyoming Secretary of State Herschler Building East 122 West 25th Street Suite 100 Cheyenne WY 82002-0020 Wyoming State Lands And Investments Herschler Building East 122 West 25th Street Suite 100 Cheyenne WY 82002-0600 Wyoming Survey of Butane, Natural Gas 5300 Bishop Boulevard Cheyenne WY 82009 Yoakum County, TX Treasurer 601 Cowboy Way Plains TX 79355 Yoakum County, TX Treasurer 601 Cowboy Way Po Box 492 Plains TX 79355

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 4 of 4 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 21 of 30

Exhibit F

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 22 of 30

Exhibit F Served Via First-Class Mail

Name Attention Address 1 Address 2 City State Zip Country C/O Morgan Stanley & Co. Incorporated Attn: Close-Out Notices 1585 Broadway New York NY 10036-8293 Attn: Gen Manager, Trading Documentation, Capital Canadian Imperial Bank Of Commerce Mkts Risk Mgmt 161 Bay Street Brookfield Place 10th Floor Toronto ON M5J 2S8 Canada Capital Markets Documentation Unit Attn: Director Of Derivative Operations 388 Greenwich Street 17th Floor New York NY 10013 Capital One, National Association Attn: Edward Iuteri 299 Park Avenue New York NY 10017 Commodities Derivatives Desk Attn: Christopher F. Swanson Capital One, National Association 299 Park Avenue New York NY 10017 Fifth Third Bank Attn: Capital Markets Trade Operations - MD10903C 38 Fountain Square Plaza Cincinnati OH 45202 Fifth Third Bank Attn: Legal Department - MD10AT76 38 Fountain Square Plaza Cincinnati OH 45202 Merrill Lynch Commodities, Inc. Attn: Legal 20 East Greenway Plaza 7th Floor Houston TX 77046 Royal Bank Of Canada Attn: Manager, Capital Market Products Operations 8th Floor RBC Centre 155 Wellington St. West Toronto ON M5V 3HI Canada Royal Bank Of Canada Attn: Managing Director, Grm Trading Credit Risk 2nd Floor Royal Bank Plaza 200 Bay Street Toronto ON M5J 2W7 Canada The Bank Of Nova Scotia Attn: Global Markets Documentation 40 King Street West Soctia Plaza 8th Floor Toronto ON M5H 1H1 Canada Wells Fargo Bank, National Association Attn: Derivatives Counsel 633 Folsom Street 7th Floor Law Department San Francisco CA 94107 Wells Fargo Bank, National Association Attn: Derivatives Documentation Manager 417 Montgomery Street Suite 500, MA A0108-050 San Francisco CA 94104

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 23 of 30

Exhibit G

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 24 of 30 Exhibit G Served Via Electronic Mail Name Attention Email Capital One, National Association Attn: Edward Iuteri [email protected] Commodities Derivatives Desk Attn: Christopher F. Swanson [email protected] Royal Bank Of Canada Attn: Managing Director, Grm Trading Credit Risk [email protected]

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 25 of 30

Exhibit H

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 26 of 30 Exhibit H Served Via First-Class Mail Name Attention Address 1 City State Zip JP Morgan Chase Bank N.A. Attn: Cindy Chin Client Service Assc PO Box 182051 Columbus OH 43218-2051 JP Morgan Chase Bank N.A. Attn: Genny Garciga Client Svc Assc PO Box 182051 Columbus OH 43218-2051 Wells Fargo Bank N.A. Attn: David Tameron PO Box 63020 San Francisco CA 94163 Wells Fargo Bank N.A. Attn: Marcia Martinez Client Svcs PO Box 63020 San Francisco CA 94163 Wells Fargo Bank N.A. Attn: Yucel Ozel Client Svcs PO Box 63020 San Francisco CA 94163

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 27 of 30

Exhibit I

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 28 of 30 Exhibit I Served Via Electronic Mail Name Attention Email JP Morgan Chase Bank, N.A. Attn: Cindy Chin, Client Service Associate [email protected] JP Morgan Chase Bank, N.A. Attn: Genny Garciga, Client Service Associate [email protected] Wells Fargo Bank, N.A. Attn: David Tameron [email protected] Wells Fargo Bank, N.A. Attn: Marcia Martinez, Client Services Partner [email protected] Wells Fargo Bank, N.A. Attn: Yucel (Yoo-Gel) Ozel, Dedicated Client Services Officer [email protected]

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1 Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 29 of 30

Exhibit J

Case 20-32021 Document 102 Filed in TXSB on 04/06/20 Page 30 of 30 Exhibit J Served Via First-Class Mail Name Attention Address 1 Address 2 City State Zip RLI Insurance Company 2925 Richmond Avenue Suite 1600 Houston TX 77098 The IMA Financial Group, Inc. 1705 17th Street Suite 100 Denver CO 80202

In re: Whiting Petroleum Corporation, et al. Case No. 20-32021 (DRJ) Page 1 of 1