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NPA: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-769 A Bainville MT BNVLMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-770 A Great Falls MT GRFLMTMAUMD  318J COMCAST IP PHONE, LLC 648      
406-771 A Great Falls MT GRFLMTMADS0  9636 QWEST CORPORATION 648      
406-772 A Plevna MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-773 A Richey MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-774 A Lambert MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-775 A Ekalaka MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-776 A Savage MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-777 A Stevensville MT STVLMTMARS1  9636 QWEST CORPORATION 648      
406-778 A Baker MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-779 A Flaxville Rural MT SFVLMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-780 A Columbus MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-781 A Great Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-782 A Butte MT BUTTMT09DS0  9636 QWEST CORPORATION 648      
406-783 A Scobey Rural MT WSCBMTXCDS0  2247 NEMONT TEL COOP INC 650      
406-784 A Ashland MT ASLDMTXCRS1  2251 RANGE TEL COOP INC 650      
406-785 A North Nashua MT NNSHMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-786 A Brockton MT BRTNMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-787 A Culbertson MT CLSNMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-788 A Great Falls MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-789 A Medicine Lake MT MDLKMTXCRS1  2247 NEMONT TEL COOP INC 650      
406-790 A Culbertson MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-791 A Great Falls MT GRFLMTMADS0  9636 QWEST CORPORATION 648      
406-792 A Butte MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-793 A Ovando MT CLTNMTXCRS1  2235 BLACKFOOT TEL. COOP., INC. 648      
406-794 A Billings MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-795 A Wibaux MT WIBXMTMARS1  9636 QWEST CORPORATION 650      
406-796 A Wibaux MT WIBXMTAARS0  7830 MID-RIVERS TELEPHONE COOPERATIVE, INC. 650      
406-797 A Anaconda MT OPRTMTMARS1  9636 QWEST CORPORATION 648      
406-798 A West Sidney MT WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      
406-799 A Great Falls MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-800 A Bridger MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-802 A Hamilton MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-804 A Gardiner MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-807 A East Glacier Park MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-808 A Havre MT HLNAMTMAUMD  508J CENTURYLINK COMMUNICATIONS, LLC 648      
406-812 A Laurel MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-813 A Belgrade MT BLNGMTWEUMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 650      
406-815 A Red Lodge MT BLNGMTMAX5X  7421 AT&T - LOCAL 650      
406-818 A Red Lodge MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-820 A Olney MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648      
406-821 A Darby MT DRBYMTMARS1  9636 QWEST CORPORATION 648      
406-822 A Superior MT ALTNMTXBRS1  2235 BLACKFOOT TEL. COOP., INC. 648      
406-823 A Livingston MT LVTNMTMADS0  9636 QWEST CORPORATION 650      
406-824 A St Ignatius MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-825 A Clinton MT CLTNMTXCRS1  2235 BLACKFOOT TEL. COOP., INC. 648      
406-826 A Plains MT PLNSMTXCRS1  2235 BLACKFOOT TEL. COOP., INC. 648      
406-827 A Thompson Falls MT THFLMTXCRS1  2235 BLACKFOOT TEL. COOP., INC. 648      
406-828 A Alzada MT ALZDMTXCRS1  2251 RANGE TEL COOP INC 650      
406-829 A Missoula MT MSSLMTMADS0  9636 QWEST CORPORATION 648      

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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