Area Code 406 — Billings, Missoula, Helena, Montana

Area Code 406 — Billings, Missoula, Helena, Montana

Active

Data last updated: June 25, 2026

State
Montana
Country
US
Timezone
America/Denver
Assigned
April 18, 2001
Exchanges (NXX)
786
Carriers
65
Rate Centers
260
Overlay
No

Top Carriers

CarrierOCNNXX Count
QWEST CORPORATION9636132
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT6564119
NEW CINGULAR WIRELESS PCS, LLC601074
ONVOY, LLC - MT453F43
NEMONT TEL COOP INC224733
MID-RIVERS TEL. COOP., INC.224627
LEVEL 3 COMMUNICATIONS, LLC - MT941527
3 RIVERS TEL. COOP., INC.225526
TRIANGLE TEL. COOP. ASSN., INC.225726
CHARTER IP ENABLED SERVICES, LLC792K26

Rate Centers

BILLINGS FORSYTH HELENA MISSOULA GREATFALLS BOZEMAN SEELEYLAKE KALISPELL COLSTRIP LIVINGSTON BUTTE BOULDER EGLACIERPK GLASGOW CUT BANK MILES CITY WOLF CREEK NEIHART THOMPSNFLS POTOMAC DIXON HAVRE FORT SHAW TOWNSEND DIVIDE ST REGIS CONRAD PABLO LIMA BELT VALIER MANHATTAN LIBBY THREEFORKS RESERVE WHITEHALL DRUMMOND COLUMBUS JOPLIN TROY EUREKA EUREKARURL MALTA WHSLPHRSPG CANYON CRK CASCADE POLSON ROUNDUP REEDPOINT ABSAROKEE CLINTON SWEETGRASS NOCUT BANK KEVINOLMNT BROWNING ETHRIDGE HYSHAM WYOLA GLENDIVE ROSEBUD HUNTLEY ALTA LEWISTOWN BOX ELDER HARLEM ROCK SPG RUDYARD CHINOOK MELSTONE HAMILTON LINCOLN HINSDALE NO GLASGOW KREMLIN MOORE GILDFORD BIG SANDY TURNER SUPERIOR DODSON WESTBY HOPPILLIAD HUNGRYHORS BELGRADE SOUTHHAVRE NO WOLF PT SOMERS NORTHHAVRE HINGHAM HAYS DEER LODGE COOKE CITY VICTOR BIGFORK SOMILES CY HOBSON SHELBY RED LODGE SO BROADUS GRASSRANGE WINNETT DEVON SIDNEY BROADUS NO POPLAR SO CHESTER WINIFRED POWER ROY CHOTEAU FAIRFIELD PENDROY DUPUYER JUDITH GAP FLAXVILLE DUTTON LAME DEER DAGMAR CROOKEDCRK CIRCLE FALLON SCOBEY AVON WHITEFISH FRENCHTOWN CULBERTSON LAUREL GALATNGTWY VLINSTRLPK SO WOLF PT FORT PECK SACO RONAN MELVILLE NO BROADUS JORDAN ANACONDA AUGUSTA STANFORD DENTON RYEGATE WSQUAW GAP FINLEY PT MARTINSDL SILVERTIP NO RYEGATE WILSALL BLOOMFIELD LINDSAY CARLYLE BUSBY DILLON SWAN LAKE FORTBENTON HARDIN STEVENSVL EASTCONRAD ELMO HARLOWTON TERRY LAVINA LODGEGRASS WYELLOWSTN NO PARKMAN CHARLO NOHINSDALE WOLF POINT SOUTHMALTA BRIDGER RAPELJE BELFRY FORT SMITH BROADVIEW FROMBERG MOLT WHITEWATER HAUGAN GRANT ENNIS TWINBRIDGS HARRISON CLYDE PARK W GLENDIVE WISDOM YELLOW BAY WARM SPG FRAZER LAKESIDE DARBY ALBERTON GLENTANA LARSLAN ARLEE ST MARY HIGHWOOD CARTER GEYSER STOCKETT GERALDINE RAYNESFORD LOMA HOTSPRINGS FAIRVIEW STIGNATIUS NASHUA BRADY CONDON DECKER CHESTER OPHEIM NO FRANNIE PLENTYWOOD FROID RIDGE POPLAR BAINVILLE PLEVNA RICHEY LAMBERT EKALAKA SAVAGE BAKER FLAXVLRURL SCOBEYRURL ASHLAND NO NASHUA BROCKTON MEDICINELK OVANDO WIBAUX WESTSIDNEY GARDINER OLNEY PLAINS ALZADA WISE RIVER JACKSON MELROSE SHERIDAN VIRGINIACY NOXON MARION CUSTER PHILIPSBG S ALBERTON POMPESPLLR WEST BEACH W GLACIER COLUMBIFLS PEERLESS OUTLOOK JOLIET BIG TIMBER SUNBURST MUSSELSHLL FROIDRURAL WORDEN WCAMPCROOK BIRNEY BIG SKY

Exchange Listings (NXX)

NPA-NXXCarrierRate CenterTypeLATAStatus
406-200TELEPORT COMMUNICATIONS AMERICA MT - LLCBILLINGSLandline650active
406-201NEW CINGULAR WIRELESS PCS, LLCFORSYTHWireless650active
406-202NEW CINGULAR WIRELESS PCS, LLCHELENAWireless648active
406-203LEVEL 3 COMMUNICATIONS, LLC - MTMISSOULALandline648active
406-204LEVEL 3 COMMUNICATIONS, LLC - MTHELENALandline648active
406-205LEVEL 3 COMMUNICATIONS, LLC - MTGREATFALLSLandline648active
406-206LEVEL 3 COMMUNICATIONS, LLC - MTBILLINGSLandline650active
406-207NEW CINGULAR WIRELESS PCS, LLCMISSOULAWireless648active
406-208NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
406-209NEW CINGULAR WIRELESS PCS, LLCBOZEMANWireless650active
406-210CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSEELEYLAKEWireless648active
406-212NEW CINGULAR WIRELESS PCS, LLCKALISPELLWireless648active
406-213LEVEL 3 COMMUNICATIONS, LLC - MTCOLSTRIPLandline650active
406-214CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMISSOULAWireless648active
406-215SKYE TELECOM LLC DBA SKYETELMISSOULAVoIP648active
406-2163 RIVERS TELEPHONE COOPERATIVE, INC. - MTGREATFALLSLandline648active
406-217CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTGREATFALLSWireless648active
406-218T-MOBILE USA, INC.MISSOULAWireless648active
406-219BANDWIDTH.COM CLEC, LLC - MTBOZEMANLandline650active
406-220NEW CINGULAR WIRELESS PCS, LLCLIVINGSTONWireless650active
406-221ONVOY, LLC - MTBUTTELandline648active
406-222QWEST CORPORATIONLIVINGSTONLandline650active
406-223CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTLIVINGSTONWireless650active
406-224CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTLIVINGSTONWireless650active
406-225QWEST CORPORATIONBOULDERLandline648active
406-226QWEST CORPORATIONEGLACIERPKLandline648active
406-227QWEST CORPORATIONHELENALandline648active
406-228NEMONT TEL COOP INCGLASGOWLandline650active
406-229NEW CINGULAR WIRELESS PCS, LLCCUT BANKWireless648active
406-230CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTGLASGOWWireless650active
406-231NEW CINGULAR WIRELESS PCS, LLCGREATFALLSWireless648active
406-232QWEST CORPORATIONMILES CITYLandline650active
406-233QWEST CORPORATIONMILES CITYLandline650active
406-234MID-RIVERS TELEPHONE COOPERATIVE, INC.MILES CITYLandline650active
406-235QWEST CORPORATIONWOLF CREEKLandline648active
406-2363 RIVERS TEL. COOP., INC.NEIHARTLandline648active
406-237QWEST CORPORATIONBILLINGSLandline650active
406-238QWEST CORPORATIONBILLINGSLandline650active
406-239NEW CINGULAR WIRELESS PCS, LLCMISSOULAWireless648active
406-240NEW CINGULAR WIRELESS PCS, LLCMISSOULAWireless648active
406-241NEW CINGULAR WIRELESS PCS, LLCMISSOULAWireless648active
406-242NEW CINGULAR WIRELESS PCS, LLCTHOMPSNFLSWireless648active
406-243QWEST CORPORATIONMISSOULALandline648active
406-244BLACKFOOT TEL. COOP., INC.POTOMACLandline648active
406-245QWEST CORPORATIONBILLINGSLandline650active
406-246BLACKFOOT TEL. COOP., INC.DIXONLandline648active
406-247QWEST CORPORATIONBILLINGSLandline650active
406-248QWEST CORPORATIONBILLINGSLandline650active
406-249CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTKALISPELLWireless648active
406-250CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTKALISPELLWireless648active
406-251QWEST CORPORATIONMISSOULALandline648active
406-252QWEST CORPORATIONBILLINGSLandline650active
406-253NEW CINGULAR WIRELESS PCS, LLCKALISPELLWireless648active
406-254QWEST CORPORATIONBILLINGSLandline650active
406-255QWEST CORPORATIONBILLINGSLandline650active
406-256QWEST CORPORATIONBILLINGSLandline650active
406-257CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKKALISPELLLandline648active
406-258QWEST CORPORATIONMISSOULALandline648active
406-259QWEST CORPORATIONBILLINGSLandline650active
406-260NEW CINGULAR WIRELESS PCS, LLCKALISPELLWireless648active
406-261NEW CINGULAR WIRELESS PCS, LLCKALISPELLWireless648active
406-262QWEST CORPORATIONHAVRELandline648active
406-263SAGEBRUSH CELLULAR, INC.GLASGOWWireless650active
406-2643 RIVERS TEL. COOP., INC.FORT SHAWLandline648active
406-265QWEST CORPORATIONHAVRELandline648active
406-266QWEST CORPORATIONTOWNSENDLandline648active
406-267SOUTHERN MONTANA TEL. CO.DIVIDELandline648active
406-268QWEST CORPORATIONGREATFALLSLandline648active
406-269NEW CINGULAR WIRELESS PCS, LLCST REGISWireless648active
406-270CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTKALISPELLWireless648active
406-2713 RIVERS TELEPHONE COOPERATIVE, INC. - MTCONRADLandline648active
406-272ONVOY, LLC - MTBILLINGSLandline650active
406-273QWEST CORPORATIONMISSOULALandline648active
406-274TELEPORT COMMUNICATIONS AMERICA MT - LLCMISSOULAVoIP648active
406-275RONAN TEL. CO.PABLOLandline648active
406-2763 RIVERS TEL. COOP., INC.LIMALandline648active
406-2773 RIVERS TEL. COOP., INC.BELTLandline648active
406-278QWEST CORPORATIONCONRADLandline648active
406-2793 RIVERS TEL. COOP., INC.VALIERLandline648active
406-280NEW CINGULAR WIRELESS PCS, LLCST REGISWireless648active
406-281TELEPORT COMMUNICATIONS AMERICA MT - LLCBILLINGSVoIP650active
406-282QWEST CORPORATIONMANHATTANLandline650active
406-283ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBERLIBBYLandline960active
406-284QWEST CORPORATIONMANHATTANLandline650active
406-285QWEST CORPORATIONTHREEFORKSLandline650active
406-286NEMONT TEL COOP INCRESERVELandline650active
406-287QWEST CORPORATIONWHITEHALLLandline648active
406-288BLACKFOOT TEL. COOP., INC.DRUMMONDLandline648active
406-289NEW CINGULAR WIRELESS PCS, LLCCONRADWireless648active
406-290ONVOY, LLC - MTCOLUMBUSLandline650active
406-291CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTLIBBYWireless960active
406-292TRIANGLE TEL. COOP. ASSN., INC.JOPLINLandline648active
406-293ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBERLIBBYLandline960active
406-294ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMBILLINGSLandline650active
406-295ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBERTROYLandline960active
406-296ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBEREUREKALandline960active
406-297INTERBEL TELEPHONE COOPERATIVE, INC. - MTEUREKARURLLandline648active
406-298CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTCOLUMBUSWireless650active
406-299LEVEL 3 COMMUNICATIONS, LLC - MTBUTTELandline648active
406-300CHARTER IP ENABLED SERVICES, LLCKALISPELLVoIP648active
406-301CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMALTAWireless648active
406-302ONVOY, LLC - MTWOLF CREEKLandline648active
406-303TELEPORT COMMUNICATIONS AMERICA MT - LLCMISSOULALandline648active
406-304T-MOBILE USA, INC.MISSOULAWireless648active
406-305NEW CINGULAR WIRELESS PCS, LLCWHSLPHRSPGWireless650active
406-306ONVOY, LLC - MTMANHATTANLandline650active
406-307CHARTER IP ENABLED SERVICES, LLCCANYON CRKVoIP648active
406-308CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTCASCADEWireless648active
406-309CHARTER IP ENABLED SERVICES, LLCKALISPELLVoIP648active
406-310BLACKFOOT COMMUNICATIONS, INC. - MTBUTTELandline648active
406-312NUSO, LLCBOZEMANVoIP650active
406-313ONVOY, LLC - MTBOULDERLandline648active
406-314NEW CINGULAR WIRELESS PCS, LLCKALISPELLWireless648active
406-315SAGEBRUSH CELLULAR, INC.GREATFALLSWireless648active
406-316ONVOY, LLC - MTBOULDERLandline648active
406-317TELNYX LLCMISSOULAVoIP648active
406-318ONVOY, LLC - MTBILLINGSLandline650active
406-319CHARTER IP ENABLED SERVICES, LLCPOLSONVoIP648active
406-320CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTROUNDUPWireless650active
406-321NEW CINGULAR WIRELESS PCS, LLCCOLUMBUSWireless650active
406-322QWEST CORPORATIONCOLUMBUSLandline650active
406-323MID-RIVERS TEL. COOP., INC.ROUNDUPLandline650active
406-324QWEST CORPORATIONHELENALandline648active
406-325NUSO, LLCBILLINGSVoIP650active
406-326TRIANGLE TEL. COOP. ASSN., INC.REEDPOINTLandline650active
406-327QWEST CORPORATIONMISSOULALandline648active
406-328PROJECT TEL. CO., INC.ABSAROKEELandline650active
406-329QWEST CORPORATIONMISSOULALandline648active
406-330CHARTER IP ENABLED SERVICES, LLCCLINTONVoIP648active
406-331CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTROUNDUPWireless650active
406-332BLACKFOOT TEL. COOP., INC.PABLOLandline648active
406-333QWEST CORPORATIONLIVINGSTONLandline650active
406-334NEW CINGULAR WIRELESS PCS, LLCLIBBYWireless960active
406-335NORTHERN TEL. COOP., INC.SWEETGRASSLandline648active
406-336NORTHERN TEL. COOP., INC.NOCUT BANKLandline648active
406-337NORTHERN TEL. COOP., INC.KEVINOLMNTLandline648active
406-338SIYEH COMMUNICATIONSBROWNINGLandline648active
406-339NORTHERN TEL. COOP., INC.ETHRIDGELandline648active
406-340NEW CINGULAR WIRELESS PCS, LLCLIMAWireless648active
406-341ONVOY, LLC - MTMANHATTANLandline650active
406-342RANGE TEL COOP INCHYSHAMLandline650active
406-343PROJECT TEL. CO., INC.WYOLALandline650active
406-344CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHAVREWireless648active
406-345MID-RIVERS TELEPHONE COOPERATIVE, INC.GLENDIVELandline650active
406-346RANGE TELEPHONE COOPERATIVE, INC. - MTFORSYTHLandline650active
406-347RANGE TEL COOP INCROSEBUDLandline650active
406-348PROJECT TEL. CO., INC.HUNTLEYLandline650active
406-349BLACKFOOT TEL. COOP., INC.ALTALandline648active
406-350NEW CINGULAR WIRELESS PCS, LLCLEWISTOWNWireless648active
406-351CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTFORSYTHWireless650active
406-352TRIANGLE TEL. COOP. ASSN., INC.BOX ELDERLandline648active
406-353TRIANGLE TEL. COOP. ASSN., INC.HARLEMLandline648active
406-354MID-RIVERS TEL. COOP., INC.ROCK SPGLandline650active
406-355TRIANGLE TEL. COOP. ASSN., INC.RUDYARDLandline648active
406-356QWEST CORPORATIONFORSYTHLandline650active
406-357TRIANGLE TEL. COOP. ASSN., INC.CHINOOKLandline648active
406-358MID-RIVERS TEL. COOP., INC.MELSTONELandline650active
406-359QWEST CORPORATIONGLENDIVELandline650active
406-360CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHAMILTONWireless648active
406-361CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHAMILTONWireless648active
406-362LINCOLN TEL. CO., INC.LINCOLNLandline648active
406-363QWEST CORPORATIONHAMILTONLandline648active
406-364NEMONT TEL COOP INCHINSDALELandline650active
406-365QWEST CORPORATIONGLENDIVELandline650active
406-366CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTLEWISTOWNWireless648active
406-367NEMONT TEL COOP INCNO GLASGOWLandline650active
406-368LINCOLN TEL. CO., INC.CANYON CRKLandline648active
406-369NEW CINGULAR WIRELESS PCS, LLCHAMILTONWireless648active
406-370CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMISSOULAWireless648active
406-371MCIMETRO ACCESS TRANSMISSION SERVICES LLCBILLINGSLandline650active
406-372TRIANGLE TEL. COOP. ASSN., INC.KREMLINLandline648active
406-373QWEST CORPORATIONBILLINGSLandline650active
406-374TRIANGLE TEL. COOP. ASSN., INC.MOORELandline648active
406-375QWEST CORPORATIONHAMILTONLandline648active
406-376TRIANGLE TEL. COOP. ASSN., INC.GILDFORDLandline648active
406-377MID-RIVERS TELEPHONE COOPERATIVE, INC.GLENDIVELandline650active
406-378TRIANGLE TEL. COOP. ASSN., INC.BIG SANDYLandline648active
406-379TRIANGLE TEL. COOP. ASSN., INC.TURNERLandline648active
406-380CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTLEWISTOWNWireless648active
406-381CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHAMILTONWireless648active
406-382NEW CINGULAR WIRELESS PCS, LLCSUPERIORWireless648active
406-383TRIANGLE TEL. COOP. ASSN., INC.DODSONLandline648active
406-384ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMBILLINGSLandline650active
406-385NEMONT TEL COOP INCWESTBYLandline650active
406-386TRIANGLE TEL. COOP. ASSN., INC.HOPPILLIADLandline648active
406-387CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKHUNGRYHORSLandline648active
406-388QWEST CORPORATIONBELGRADELandline650active
406-389CENTURYLINK COMMUNICATIONS, LLCHELENAVoIP648active
406-390CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSOUTHHAVREWireless648active
406-391NEW CINGULAR WIRELESS PCS, LLCCUT BANKWireless648active
406-392NEMONT TEL COOP INCNO WOLF PTLandline650active
406-393CHARTER IP ENABLED SERVICES, LLCSOMERSVoIP648active
406-394TRIANGLE TEL. COOP. ASSN., INC.NORTHHAVRELandline648active
406-395TRIANGLE TEL. COOP. ASSN., INC.SOUTHHAVRELandline648active
406-396CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMISSOULAWireless648active
406-397TRIANGLE TEL. COOP. ASSN., INC.HINGHAMLandline648active
406-398TRIANGLE TEL. COOP. ASSN., INC.NORTHHAVRELandline648active
406-399CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSOUTHHAVREWireless648active
406-400TRIANGLE COMMUNICATION SYSTEM, INC. - MT-HAVRELandline648active
406-401CSC WIRELESS, LLCGREATFALLSWireless648active
406-402T-MOBILE USA, INC.GREATFALLSWireless648active
406-403ONVOY, LLC - MTGREATFALLSLandline648active
406-404CHARTER IP ENABLED SERVICES, LLCBOZEMANVoIP650active
406-405ONVOY, LLC - MTLIBBYLandline960active
406-406LIVEWIRE TELECOM, LLCMISSOULALandline648active
406-407CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTKALISPELLWireless648active
406-408CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHAYSWireless648active
406-409CSC WIRELESS, LLCBILLINGSWireless650active
406-410CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-412ONVOY, LLC - MTBILLINGSLandline650active
406-413QWEST CORPORATIONBILLINGSLandline650active
406-414QWEST CORPORATIONBOZEMANLandline650active
406-415CHARTER IP ENABLED SERVICES, LLCDEER LODGEVoIP648active
406-416ONVOY, LLC - MTFORSYTHLandline650active
406-417NEW CINGULAR WIRELESS PCS, LLCHELENAWireless648active
406-418ONVOY, LLC - MTCOOKE CITYLandline650active
406-419ONVOY, LLC - MTVICTORLandline648active
406-420CHARTER IP ENABLED SERVICES, LLCBIGFORKVoIP648active
406-421RANGE TEL COOP INCSOMILES CYLandline650active
406-422CHARTER IP ENABLED SERVICES, LLCHELENAVoIP648active
406-423TRIANGLE TEL. COOP. ASSN., INC.HOBSONLandline648active
406-4243 RIVERS TELEPHONE COOPERATIVE, INC. - MTSHELBYLandline648active
406-425CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTRED LODGEWireless650active
406-426CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTRED LODGEWireless650active
406-427RANGE TEL COOP INCSO BROADUSLandline650active
406-428MID-RIVERS TEL. COOP., INC.GRASSRANGELandline650active
406-429MID-RIVERS TEL. COOP., INC.WINNETTLandline650active
406-430ONVOY, LLC - MTHELENALandline648active
406-431CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-432NORTHERN TEL. COOP., INC.DEVONLandline648active
406-433MID-RIVERS TELEPHONE COOPERATIVE, INC.SIDNEYLandline650active
406-434QWEST CORPORATIONSHELBYLandline648active
406-435TDS METROCOM, LLCBILLINGSLandline650active
406-436RANGE TEL COOP INCBROADUSLandline650active
406-437MCIMETRO ACCESS TRANSMISSION SERVICES LLCHELENALandline648active
406-438CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-439NEW CINGULAR WIRELESS PCS, LLCHELENAWireless648active
406-4403 RIVERS TELEPHONE COOPERATIVE, INC. - MTHELENALandline648active
406-441QWEST CORPORATIONHELENALandline648active
406-442QWEST CORPORATIONHELENALandline648active
406-443QWEST CORPORATIONHELENALandline648active
406-444QWEST CORPORATIONHELENALandline648active
406-445QWEST CORPORATIONRED LODGELandline650active
406-446QWEST CORPORATIONRED LODGELandline650active
406-447QWEST CORPORATIONHELENALandline648active
406-448NEMONT TEL COOP INCNO POPLARLandline650active
406-449QWEST CORPORATIONHELENALandline648active
406-450CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSHELBYWireless648active
406-451T-MOBILE USA, INC.BOZEMANWireless650active
406-452QWEST CORPORATIONGREATFALLSLandline648active
406-453QWEST CORPORATIONGREATFALLSLandline648active
406-454QWEST CORPORATIONGREATFALLSLandline648active
406-455QWEST CORPORATIONGREATFALLSLandline648active
406-456TRIANGLE TEL. COOP. ASSN., INC.SO CHESTERLandline648active
406-457QWEST CORPORATIONHELENALandline648active
406-458QWEST CORPORATIONHELENALandline648active
406-459CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-460NEW CINGULAR WIRELESS PCS, LLCSHELBYWireless648active
406-461CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-462TRIANGLE TEL. COOP. ASSN., INC.WINIFREDLandline648active
406-4633 RIVERS TEL. COOP., INC.POWERLandline648active
406-464MID-RIVERS TEL. COOP., INC.ROYLandline650active
406-465CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTHELENAWireless648active
406-4663 RIVERS TEL. COOP., INC.CHOTEAULandline648active
406-4673 RIVERS TEL. COOP., INC.FAIRFIELDLandline648active
406-468QWEST CORPORATIONCASCADELandline648active
406-4693 RIVERS TEL. COOP., INC.PENDROYLandline648active
406-470CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSHELBYWireless648active
406-471CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTKALISPELLWireless648active
406-4723 RIVERS TEL. COOP., INC.DUPUYERLandline648active
406-473TRIANGLE TEL. COOP. ASSN., INC.JUDITH GAPLandline648active
406-474NEMONT TEL COOP INCFLAXVILLELandline650active
406-475QWEST CORPORATIONHELENALandline648active
406-476QWEST CORPORATIONDUTTONLandline648active
406-477RANGE TEL COOP INCLAME DEERLandline650active
406-478CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSIDNEYWireless650active
406-479CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTBUTTEWireless648active
406-480CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTSIDNEYWireless650active
406-481CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMISSOULAWireless648active
406-482QWEST CORPORATIONSIDNEYLandline650active
406-483NEMONT TEL COOP INCDAGMARLandline650active
406-484TRI-COUNTY TEL. ASSN., INC.CROOKEDCRKLandline654active
406-485MID-RIVERS TEL. COOP., INC.CIRCLELandline650active
406-486MID-RIVERS TEL. COOP., INC.FALLONLandline650active
406-487NEMONT TEL COOP INCSCOBEYLandline650active
406-488MID-RIVERS TELEPHONE COOPERATIVE, INC.SIDNEYLandline650active
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406-792ONVOY, LLC - MTBUTTELandline648active
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406-814Landlineactive
406-815AT&T - LOCALRED LODGELandline650active
406-816Landlineactive
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406-819Landlineactive
406-820ONVOY, LLC - MTOLNEYLandline648active
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406-822BLACKFOOT TEL. COOP., INC.SUPERIORLandline648active
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406-824NEW CINGULAR WIRELESS PCS, LLCSTIGNATIUSWireless648active
406-825BLACKFOOT TEL. COOP., INC.CLINTONLandline648active
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406-828RANGE TEL COOP INCALZADALandline650active
406-829QWEST CORPORATIONMISSOULALandline648active
406-830CHARTER IP ENABLED SERVICES, LLCMISSOULAVoIP648active
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406-834SOUTHERN MONTANA TEL. CO.JACKSONLandline648active
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406-839CHARTER IP ENABLED SERVICES, LLCBILLINGSVoIP650active
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406-847BLACKFOOT TEL. COOP., INC.NOXONLandline648active
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406-849CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKELMOLandline648active
406-850NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
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406-852CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMILES CITYWireless650active
406-853CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTMILES CITYWireless650active
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406-855NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
406-856MID-RIVERS TEL. COOP., INC.CUSTERLandline650active
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406-859BLACKFOOT TEL. COOP., INC.PHILIPSBGLandline648active
406-860NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
406-861NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
406-862CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKWHITEFISHLandline648active
406-863CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKWHITEFISHLandline648active
406-864BLACKFOOT TEL. COOP., INC.S ALBERTONLandline648active
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406-866QWEST CORPORATIONGREATFALLSLandline648active
406-867WAVENATION, LLCBILLINGSLandline650active
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406-869ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMBILLINGSLandline650active
406-870BANDWIDTH.COM CLEC, LLC - MTGREATFALLSVoIP648active
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406-872WESTERN MONTANA COMMUNITYTEL INC. - MTPOLSONLandline648active
406-873QWEST CORPORATIONCUT BANKLandline648active
406-874MID-RIVERS TELEPHONE COOPERATIVE, INC.MILES CITYLandline650active
406-875PROJECT TEL. CO., INC.POMPESPLLRLandline650active
406-876CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTBILLINGSWireless650active
406-877RESERVATION TEL. COOP.WEST BEACHLandline638active
406-878NUSO, LLCGREATFALLSVoIP648active
406-879NEW CINGULAR WIRELESS PCS, LLCHAVREWireless648active
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406-881CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKOLNEYLandline648active
406-882INTERBEL TEL. COOP., INC.EUREKARURLLandline648active
406-883CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKPOLSONLandline648active
406-884CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKPOLSONLandline648active
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406-886CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKSWAN LAKELandline648active
406-887CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKFINLEY PTLandline648active
406-888QWEST CORPORATIONW GLACIERLandline648active
406-889INTERBEL TEL. COOP., INC.EUREKARURLLandline648active
406-890CHARTER IP ENABLED SERVICES, LLCKALISPELLVoIP648active
406-891NEW CINGULAR WIRELESS PCS, LLCBAKERWireless650active
406-892CENTURYTEL OF MONTANA, INC. DBA CENTURYLINKCOLUMBIFLSLandline648active
406-893NEMONT TEL COOP INCPEERLESSLandline650active
406-894COMMIO, LLCBILLINGSVoIP650active
406-895NEMONT TEL COOP INCOUTLOOKLandline650active
406-896QWEST CORPORATIONBILLINGSLandline650active
406-897CHARTER IP ENABLED SERVICES, LLCCOLUMBIFLSVoIP648active
406-898CHARTER IP ENABLED SERVICES, LLCBOZEMANVoIP650active
406-899NEW CINGULAR WIRELESS PCS, LLCGREATFALLSWireless648active
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406-901ONVOY SPECTRUM, LLCBILLINGSWireless650active
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406-903Landlineactive
406-904Landlineactive
406-905ONVOY, LLC - MTJOLIETLandline650active
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406-908Landlineactive
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406-910Landlineactive
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406-916T-MOBILE USA, INC.HELENAWireless648active
406-917Landlineactive
406-918NEW CINGULAR WIRELESS PCS, LLCLIBBYLandlineactive
406-919TERRA NOVA TELECOM INC.BELGRADEVoIP650active
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406-921Landlineactive
406-922ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMBOZEMANLandline650active
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406-924LEVEL 3 COMMUNICATIONS, LLC - MTBELGRADELandline650active
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406-926CHARTER IP ENABLED SERVICES, LLCMISSOULAVoIP648active
406-927NEW CINGULAR WIRELESS PCS, LLCBILLINGSWireless650active
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406-931CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTBIG TIMBERWireless650active
406-932TRIANGLE TEL. COOP. ASSN., INC.BIG TIMBERLandline650active
406-933QWEST CORPORATIONHELENALandline648active
406-934WIDE VOICE, LLC - MTMILES CITYLandline650active
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406-936BANDWIDTH.COM CLEC, LLC - MTCLYDE PARKVoIP650active
406-937NORTHERN TEL. COOP., INC.SUNBURSTLandline648active
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406-939CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTW GLENDIVEWireless650active
406-940NEW CINGULAR WIRELESS PCS, LLCMOLTWireless650active
406-941CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTW GLENDIVEWireless650active
406-942CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MTGLASGOWWireless650active
406-943LEVEL 3 COMMUNICATIONS, LLC - MTSIDNEYLandline650active
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406-945NEW CINGULAR WIRELESS PCS, LLCHAVREWireless648active
406-946LEVEL 3 COMMUNICATIONS, LLC - MTLIVINGSTONLandline650active
406-947MID-RIVERS TEL. COOP., INC.MUSSELSHLLLandline650active
406-948LEVEL 3 COMMUNICATIONS, LLC - MTGLENDIVELandline650active
406-949NEW CINGULAR WIRELESS PCS, LLCTOWNSENDWireless648active
406-951NEW CINGULAR WIRELESS PCS, LLCMILES CITYWireless650active
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406-953SAGEBRUSH CELLULAR, INC.HARDINWireless650active
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406-962QWEST CORPORATIONJOLIETLandline650active
406-963NEMONT TEL COOP INCFROIDRURALLandline650active
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406-965AIRUS, INC. - MTGREATFALLSLandline648active
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406-984RANGE TEL COOP INCBIRNEYLandline650active
406-985Landlineactive
406-986Landlineactive
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406-989NEW CINGULAR WIRELESS PCS, LLCW GLENDIVEWireless650active
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406-992ONVOY, LLC - MTHELENALandline648active
406-9933 RIVERS TEL. COOP., INC.BIG SKYLandline650active
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406-9953 RIVERS TEL. COOP., INC.BIG SKYLandline650active
406-996CHARTER IP ENABLED SERVICES, LLCHELENAVoIP648active
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406-998AIRUS, INC. - MTBILLINGSLandline650active
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