INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff PART 4 - Exchange Access Services SECTION 1 - Exchange Service Areas Original Sheet No. 1 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS The following is a list of exchanges having Extended Area Service to other Indiana Bell Telephone Company and Connecting Company exchanges: Extended Extended Exchange Service Area Exchange Service Area Acton Bargersville(C.C.) Alexandria Anderson Cumberland Chesterfield Fairland Elwood Fishers Frankton(C.C.) Fortville(C.C.) Gaston Franklin(C.C.) Summitville Greenfield Yorktown Greenwood Indianapolis Maxwell(C.C.) McCordsville(C.C.) New Palestine Oaklandon West Newton Amboy Bunker Hill Whiteland(C.C.) Converse Greentown Kokomo Marion Peru Swayzee(C.C.) Albany Dunkirk(C.C.) Sweetser(C.C.) Eaton Muncie (C.C.) Connecting Company Exchange Material formerly appeared in T-8 Tariff, Part 3, Sheet 1. Effective: July 19, 1995 N. L. Cubellis Vice President-Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff 1st Revised Sheet No. 2 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas Original Sheet No. 2 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (Cont'd) Extended Extended Exchange Service Area Exchange Service Area Anderson Alexandria Bedford Heltonville Chesterfield Mitchell(C.C.) Elwood Orleans(C.C.) Frankton(C.C.) Trinity-Williams(C.C.)/1/ Gaston Lapel(C.C.) Markleville(C.C.) Mechanicsburg(C.C.) Middleton Muncie Bloomfield Linton Pendleton(C.C.) Lyons(C.C.) Perkinsville(C.C.) Owensburg(C.C.) Summitville Stanford(C.C.) Yorktown Worthington(C.C.) Andrews Huntington Lagro Reservoir(C.C.) Bloomington Ellettsville(C.C.) Lake Monroe(C.C.) Nashville Smithville(C.C.) Attica Covington Stanford(C.C.) Mellott Oxford Stewart Veedersburg West Lebanon Bluffton Craigville(C.C.) West Point(C.C.) Liberty Center(C.C.) Wingate(C.C.) Markle(C.C.) Petroleum(C.C.) Tocsin(C.C.) Auburn Butler(C.C.) St. Joe(C.C.) Spencerville Waterloo(C.C.) /1/ Formerly Trinity Springs and Williams (C.C.) Connecting Company Exchange Effective: October 1, 1996 By N. L. Cubellis, Vice-President-Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. AT&T PART 4 SECTION 1 Tariff 1st Revised Sheet No. 3 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas Original Sheet No. 3 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) EXTENDED EXTENDED EXCHANGE SERVICE AREA EXCHANGE SERVICE AREA Boonville Chandler Buck Creek Battle Ground(C.C.) Elberfeld(C.C.) Brookston(C.C.) Evansville/1/ (T) Delphi(C.C.) Lynnville(C.C.) Lafayette(C.C.) McCutchanville Mulberry(C.C.) Newburgh Rossville(C.C.) Tennyson Boswell Fowler Bunker Hill Amboy Oxford Converse (N) Stewart Kokomo Peru Brownsburg Carmel Burlington Cutler(C.C.) Clayton(C.C.) Deer Creek(C.C.) Danville Flora(C.C.) Indianapolis Geetingsville(C.C.) Lizton(C.C.) Kokomo Mooresville Michigantown Pittsboro(C.C.) Russiaville Plainfield West Newton Carmel Brownsburg Whitestown(C.C.) Cumberland Zionsville Fishers Fortville(C.C.) Bruceville Vincennes Indianapolis Westport, IL.(CC) Maxwell(C.C.) McCordsville(C.C.) Noblesville Oaklandon Pittsboro(C.C.) Westfield(C.C.) Whitestown(C.C.) Zionsville (C.C.) Connecting Company Exchange (T) /1/ Evansville exchange includes Dade Park, Kentucky Effective: March 9, 2006 By J. B. Butler, Vice President - Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff 2nd Revised Sheet No. 4 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas 1st Revised Sheet No. 4 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) EXTENDED SERVICE EXTENDED SERVICE EXCHANGE AREA EXCHANGE AREA Cayuga Covington Charlottesville Greenfield Dana/1/ Knightstown(C.C.) Kingman Maxwell(C.C.) Montezuma Chesterfield Alexandria Cedar Lake Crown Point Anderson Dyer Gaston East Chicago Middletown Gary Muncie Hammond Yorktown Highland Lowel Merrillville Chrisney Dale St. John Lamar(C.C.) Whiting Rockport Sandridge Santa Claus(C.C.) Chandler Boonville Tennyson (T) Elberfeld(C.C.) Evansville/2/ McCutchanville Clinton Dana/1/ Newburgh Montezuma Rockville Rosedale Charlestown Galena Terre Haute(C.C.) Henryville(C.C.) LaGrange, Ky.(C.C.) Louisville, Ky.(C.C.) Columbus Edinburg New Albany/3/ Elizabethtown New Washington Flat Rock Sellersburg Hope West Point, Ky.(C.C.) Zoneton, Ky. (C.C.) (C.C.) Connecting Company Exchange /1/ Dana exchange includes West Dana, Illinois. /2/ Evansville exchange includes Dade Park, Kentucky. /3/ New Albany exchange includes Jeffersonville. Effective: March 15, 1999 By C. K. Wooley, Vice-President - Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. AT&T PART 4 SECTION 1 Tariff 4th Revised Sheet No. 5 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas 3rd Revised Sheet No. 5 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) EXTENDED EXTENDED EXCHANGE SERVICE AREA EXCHANGE SERVICE AREA Converse Amboy Culver No Extended Service Bunker Hill (N) Greentown Cumberland Acton Kokomo (N) Carmel Marion Fairland Peru (N) Fishers Swayzee(C.C.) Fortville(C.C.) Sweetser(C.C.) Greenfield Greenwood Covington Attica Indianapolis Cayuga Maxwell(C.C.) Kingman McCordsville(C.C.) Veedersburg New Palestine West Lebanon Oaklandon Whiteland(C.C.) Crawfordsville Darlington Ladoga Dale Chrisney Linden(C.C.) Holland(C.C.) New Market Lamar(C.C.) New Ross(C.C.) Rockport Roachdale(C.C.) St. Meinrad(C.C.) Waveland Sandridge Waynetown Santa Claus(C.C.) Wingate(C.C.) Tennyson Crown Point Cedar Lake Dana/1/ Cayuga Dyer Clinton East Chicago Montezuma Gary Hammond Highland Lakes of the Four Seasons(C.C.) Lowell Merrillville St. John Whiting (C.C.) Connecting Company Exchange /1/ Dana exchange includes West Dana, Illinois. Effective: March 9, 2006 By J. B. Butler, Vice President - Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff 1st Revised Sheet No. 6 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas Original Sheet No. 6 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) (T) EXTENDED SERVICE EXTENDED SERVICE EXCHANGE AREA EXCHANGE AREA Danville Brownsburg /1/ East Chicago Calumet City,IL(C.C.) (T) Clayton(C.C.) Cedar Lake (C) Indianapolis Crown Point (C) Jamestown(C.C.) Dyer Lizton(C.C.) Gary Monrovia(C.C.) Hammond Mooresville Highland Pittsboro(C.C.) Lansing,IL(C.C.) (T) Plainfiled Lowell (C) West Newton Merrillville St. John (C) Whiting Darlington Clarks Hill(C.C.) Colfax(C.C.) Crawfordsville Eaton Albany Linden(C.C.) Dunkirk(C.C.) New Ross(C.C.) Gaston Thorntown(C.C.) Hartford City Wingate(C.C.) /1/ Muncie Upland Yorktown Dugger Jasonville Linton Edinburg Bargersville(C.C.) Columbus Dyer Cedar Lake Elizabethtown Crown Point (C) Flat Rock East Chicago Franklin(C.C.) Gary (C) Hope Hammond Marietta(C.C.) Highland Nineveh(C.C.) Lowell (C) Trafalgar(C.C.) Merrillville Whiteland(C.C.) St. John Whiting (C) /2/ (C.C.) Connecting Company Exchange /1/ Material formerly appeared on Original Sheet No. 5 in this Section. /2/ Material now appears on 1st Revised Sheet No. 7 in this Section. Effective: February 14, 1999 By C. K. Wooley, Vice-President - Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff 1st Revised Sheet No. 7 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas Original Sheet No. 7 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) (T) EXTENDED SERVICE EXTENDED SERVICE EXCHANGE AREA EXCHANGE AREA Elizabethtown Columbus /2/Fairland Acton /2/ Edinburg Bargersville(C.C.) Flat Rock Cumberland Hope Franklin(C.C.) Greenfield Greenwood Elwood Alexandria Indianapolis Anderson Marietta(C.C.) Fairmount(C.C.) Maxwell(C.C.) Frankton(C.C.) New Palestine Summitville Shelbyville Tipton(C.C.) Whiteland(C.C.) /2/ Windfall(C.C.) Fishers Acton Evansville/1/ Boonville (T) Carmel Chandler Cumberland Elberfeld(C.C) Fortville(C.C.) McCutchanville Greenfield Mt. Vernon Indianapolis New Harmony Maxwell(C.C.) Newburgh McCordsville(C.C.) St. Joseph New Palestine St. Philip /2/ Noblesville Oaklandon Westfield(C.C.) Whitestown(C.C.) Zionville /3/ (C.C.) Connecting Company Exchange /1/ Evansville exchange includes Dade Park, Kentucky. /2/ Material formerly appeared on Original Sheet No. 6 in this Section. /3/ Material now appears on 1st Revised Sheet No. 8 in this Section. Effective: February 14, 1999 By C. K. Wooley, Vice-President - Regulatory INDIANA BELL IURC NO. 20 TELEPHONE COMPANY, INC. Ameritech PART 4 SECTION 1 Tariff 1st Revised Sheet No. 8 PART 4 - Exchange Access Services Cancels SECTION 1 - Exchange Service Areas Original Sheet No. 8 LIST OF EXCHANGE AREAS AND LOCAL CALLING AREAS (cont'd) (T) EXTENDED SERVICE EXTENDED SERVICE EXCHANGE AREA EXCHANGE AREA Flat Rock Columbus /2/ Gary Cedar Lake (C)/2/ Edinburg Dyer (C) Elizabethtown East Chicago Hope Crown Point (C) Marietta(C.C.) Hammond Shelbyville Highland Waldron(C.C.) Hobart(C.C.) Lake Station(C.C.) Lowell (C) Fowler Boswell Merrillville Otterbein Portage(C.C.) Oxford St. John (C) Whiting Frankfort Clarks Hill(C.C.) Gaston Alexandria Colfax(C.C.) Anderson Geetingsville(C.C.) Chesterfiled Kirklin Eaton Mechanicsburg Muncie Michigantown Summitville Mulberry(C.C.) Upland Thorntown(C.C.) Yorktown /2/ Galena Charlestown Georgetown(C.C.) LaGrange, Ky.(C.C.) Lanesville(C.C.) Louisville,Ky.(C.C.) New Albany/1/ (T) Pekin(C.C.) Sellersburg West Point,Ky.(C.C.) Zoneton, Ky.(C.C.) /2/ /3/ (C.C.) Connecting Company Exchange /1/ New Albany exchange includes