r-Gr-AFK COMMERCIAL AND GOVERNMENT RADIO STATIONS OF THE UNITED STATES EDITION JUNE 30. 1929 Jec. ...L6,/ UNITED STATES DEPARTMENTOF COMMERCE RADIO DIVISION :,. ;/6144i&e.*7/a - gr-R UNITED STATES DEPARTMENT OF COMMERCE RADIO DIVISION COMMERCIAL AND GOVERNMENT RADIO STATIONS OF THE UNITED STATES .4 41-Ni A, 07)(.Zt.'''' /4"1.4.1A1 72- EDITION JUNE 30, 1929 DEC 2 6 1929 V UNITED STATES GOVERNMENT PRINTING OFFICE WASHINGTON : 1929 For sale by the Superintendent of Documents, Washington,D. C.-- See page II for prices ADDITIONAL COPIES of this publication may be procured A-A. from the Superintendent of Documents, United States Gov- ernment Printing Office, Washington, D. C., at 15 cents per copy. Copies of other publications of the Radio Division, Department of Commerce, may also be procured from the Superintendent of Documents, as follows: Amateur Radio Stations of the United States, 25 cents; Radio Service Bulletin (issued monthly as a sup- plement to this list), containing amendments to or changes in radio laws and regulations and items of general interest con- cerning their enforcement, with latest information concerning all radio stations (except amateur), 5 cents each or 25 cents per year. CONTENTS Page Notes iv Commercial and Government radio stations of the United States 1 Introduction 1 Commercial land radio stations, alphabetically by names of stations 4 Commercial ship radio stations, alphabetically by names of, vessels 26 Commercial land and ship radio stations,alphabetically,by call signals 82; Commercial aircraft stations, alphabetically by names of stations 101 Commercial aircraft stations, alphabetically by call signals 103 Broadcasting stations, alphabetically by States. and cities 104 Broadcasting stations, alphabetically by call signals 110 Broadcasting stations, by frequencies ' 122 Government land radio stations, alphabetically by names of stations 128 Government ship radio stations, alphabetically by names of vessels 140 Government land, radiobea,con, radio -compass, and ship radio stations, alphabetically by call signals 150 Government aircraft stations, alphabetically by names of stations.____ - _ 161 GoverUment aircraft stations, alphabetically by call signals ' 162 Radiobeacons, arranged geographically 163 Radio -compass stations, alphabetically by names of stations__ , _ ,..__ 171 Experimental stations, alphabetically by names of stations___ _ __L_.._, 174 Relay broadcasting stations, alphabetically by names of stations.:_ '_-__,.. 183 Visual broadcasting stations, alphabetically by names of stations 184 Experimental, relay broadcasting, and visualbroadcastingstation's, grouped by districts and alphabetically by call signals 185 Technical and training school stations, alphabetically by call signals and States and cities, grouped by districts 187 Appendix: Commercial vessels equipped with radio -compass, alphabetically by names of vessels 191 Government vessels equipped with radio -compass, alphabetically by names of vessels 197 Government aircraft equipped with radio compass, alphabetically by names of craft 199 Radio -compass station instructions 199 International Morse code and conventional signals 206 List of abbreviations to be used in radio transmissions 207 List of radio districts 210 NOTES Supplements, under the title "Radio Service Bulletin," are issued monthly and distributed to the United States officers engaged in or concerned with the enforce- ment of the radio laws for their guidance and instruction and of those concerned with the operation of Government and commercial radio stations for their infor- mation.Amendments to or changes in the Radio Laws and Regulations of the United States are printed in this bulletin.Items of general interest concerning the enforcement of the radio laws are printed in the bulletin from time to time, as occasion warrants. Copies of this bulletin may be obtained from the Superintendent of Doeuments, Government Printing Office, Washington, D. C., at 5 cents a copy or 25 cents a -year. In looking up a station in this list it should be borne in mind that names of stations consisting of several words, such as Samuel L. Fuller and Hillsborough County, have been placed where they would have appeared if their names con- sisted of only a single word.This is done in conformity with the publications of the International Bureau of the Telegraph Union, Radiotelegraph Service, .Berne, Switzerland, and International Regulations. ABBREVIATIONS USED IN THIS LIST Nature of service: Or= Government business exclusively. P=Private (limited commercial and special). PG= General public (ship to shore). PR=Limited public (limited to public correspondence between fixed stations). Hours of operation: N= Continuous service: X= No regular hours. Y=Sunrise to sunset. Vessel owners: U. S. S. B.= United States Shipping Board. Radio companies: I. R. T. Co.=Intercity Radio Telegraph Co. M. R. T. Co.= Mackay Radio & Telegraph Co. R. C. Corporation of America R. M. C. A.Radiomarine Corporation of America. T. R. T. Co.= Tropical Radio Telegraph Co. Classification: AB =Aviation beacon. B=Ship station. FA=Aeronautical station. FC= Coast station. FX=Fixed station (point-to-point communication). RF=Radlobeacon. RG=Radio compass station. A = Equipped with radio compass. Geographical location: W=West longitude. E=East longitude. N= North latitude. S=.South latitude. IV COMMERCIAL AND GOVERNMENT RADIO STATIONS OF THE UNITED STATES INTRODUCTION This publication is promulgated in accordance with section 5, paragraph H, of the radio act of 1927, approved February 23. It contains a complete list of the commercial and Government land and ship stations, aircraft, broadcasting, experimental relay broadcasting, visual broadcasting, and technical and training -school stations, A complete list of amateur radio stations of the United States is printed separately, copies of which are available only from the Superintendent of Documents, Government Printing Office, Washington, D. C., at 25 cents per copy. The following sections of the law are quoted for the information of those concerned: Section 5, paragraph G, of the radio act of 1927, approved February 23, authorizes the Secretary of Commerce to designate call letters of all stations. Section 28 provides that no person, firm, company, or corporation within the jurisdiction -of the United States shall knowingly utter or transmit or cause to be transmitted any false or fraudulent signal of distress, or communication relating thereto, * * *. Section 32 provides that any person, firm, company, or corporation failing or refusing to observe or violating any rule, regulation, restric- tion, or condition made or imposed by the licensing authority under the authority of this act or of any international radio convention or treaty ratified or adhered to by the United States, in addition to any other penalties provided by law, upon -conviction thereof by a court of competent jurisdiction shall be punished by a fine of not more than $500 for each and every offense. Section 33 provides that any person, firm, company, or corporation who shall violate- any provision of this act, * * * upon convic- tion thereof in any court of competent jurisdiction shall be punished by a fine of not more than $5,000 or by imprisonment for a term of not more than five years, or both, for each and every such offense. Copies of the radio act of 1927 from which the above -Cited para- graphs have been extracted may be obtained from the Superintendent of Documents, Government Printing Office, Washington, D. C., at 5 cents per copy. The General Regulations of the International Radiotelegraphic Conventions provide that the call signals of stations in the inter- national system must each be formed of a group of three letters for land stations, in international service, broadcasting stations excepted, and four letters for land stations notin international service and ship stations, which shall be distinguished from one another.The London International Radiotelegraphic Conference madea partial allotment of call lettersamong nations which signed the convention, and the International Bureau at Berne, with the consent of such nations, has modified and added to this assignment of call letters by 1 2 RADIO DIVISION, DEPARTMENT OF COMMERCE circulars April 1, 1914, and August 1, 1915.This has been further modified by the International Radiotelegraph Convention, Wash- ington, 1927, effective January 1, 1929.The distribution of call signals among nations thus .authorized is printed as follows for the guidance of operators ,of all stations' (ship and shore) of the United States, and the radio public in general. Call signal Country Call signal Country CAA-CEZ Chile. PPA-PYZ Brazil. CFA-CKZ Canada. PZA-PZZ Surinam. CLA-CMZ Cuba. Q (Abbreviations.) CNA-CNZ Morocco. RAA-RQZ Union of Soviet Socialistic Repub- CPA-CPZ Bolivia. lies. CQA-CQZ I RVA-RVZ Persia. CRA-CRZ }Portuguese colonies. RXA-RXZ Republic of Panama. CSA-CUZ Portugal. RYA-RYZ Lithuania. CVA-CVZ . Rumania. SAA-SMZ Sweden. CWA-CXZ Uruguay. SPA-SRZ Poland. CZA-CZZ Monaco. STA-STZ 1 D Germany. SUA-SUZ f}Egypt. EAA.-EHZ Spain. SVA-SZZ Greece. EIA-EIZ Irish. Free State. TAA-TCZ Turkey. ELA-ELZ Liberia. TFA-TFZ Iceland. ESA-ESZ Estonia. TGA-TGZ Guatemala. ETA-ETZ Ethiopia. TIA-TIZ Costa Rica. F France and colonies and protector- TSA-TSZ Territory of the Saar Basin. ates. TJHA-UHZ Hedjaz. 0 Great Britain. UI.A.-UKZ Dutch East Indies. HAA-HAZ Hungary. ULA-ULZ Luxemburg. HBA-HBZ Switzerland. UNA-UNZ Kingdom of Serbs, Croats, and Slo- HCA-HCZ Ecuador. vanes. HHA-HHZ Haiti. U0A-UOZ Austria. HIA-HIZ Dominican Republic. VAA-VGZ Canada. HJA-IIKZ Colombia. VHA-VMZ Australia. HRA-HRZ Honduras. VOA-VOZ Newfoundland. EISA-HSZ < Siam. , VPA-VSZ British colonies and protectorates. I Italy and colonies. VTA-VWZ British India. J Japan. W United States of America. K . United States of America. XAA-XFZ Mexico. LAA-LNZ Noiway. XGA-XUZ China. LOA-LVZ ' Argentina. YAA-YAZ Afghanistan. LZAL-LZZ Bulgaria. YHA-YlIZ New Hebrides. M Great Britain. YIA-YIZ Iraq. N United States of America. YLA-YLZ Latvia. OAA-OBZ YMA-YMZFree City of Danzig. 0 CA-OCZ 1}peru. YNA-YNZ Nicaragua. OFA-0 GZ I}Finland.