Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-457 5 Helena MT HLNAMTMADS0  9636 QWEST CORPORATION 648      
406-457 7 Helena MT HLNAMTMADS0  9636 QWEST CORPORATION 648      
406-457 8 Helena MT HLNAMTMADS0  9636 QWEST CORPORATION 648      
406-457 9 Helena MT HLNAMTMADS0  9636 QWEST CORPORATION 648      
406-458 A Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 0 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 1 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 3 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 4 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 5 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 6 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 7 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 8 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-458 9 Helena MT HLNAMTNORS1  9636 QWEST CORPORATION 648      
406-459 A Helena MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-460 A Shelby MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-460 0 Shelby MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-460 1 Shelby MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-460 2 Shelby MT MSSLMTAG5MD  6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-461 A Helena MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-462 A Winifred MT HAVRMTXCDS0  2257 TRIANGLE TEL. COOP. ASSN., INC. 648      
406-463 A Power MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-464 A Roy MT ROY MTXCRS1  2246 MID-RIVERS TEL. COOP., INC. 650      
406-464 2 Roy MT ROY MTXCRS1  2246 MID-RIVERS TEL. COOP., INC. 650      
406-464 4 Roy MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2018-12-17   
406-465 A Helena MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648      
406-466 A Choteau MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 A Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 0 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648   2023-12-31   
406-467 1 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 2 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 3 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 4 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 5 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 6 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 7 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 8 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-467 9 Fairfield MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      
406-468 A Cascade MT CSCDMTMARS1  9636 QWEST CORPORATION 648      
406-468 0 Cascade MT CSCDMTMARS1  9636 QWEST CORPORATION 648      
406-468 1 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2012-12-10   
406-468 2 Cascade MT CSCDMTMARS1  9636 QWEST CORPORATION 648      
406-468 3 Cascade MT CSCDMTMARS1  9636 QWEST CORPORATION 648      
406-468 4 Cascade MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2023-01-26   
406-468 5 Cascade MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2011-09-30   
406-468 6 Cascade MT HLNAMTHHPS1  008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] 648   2020-09-05   
406-468 7 Cascade MT GRFLMTMA7MD  453F ONVOY, LLC - MT 648   2007-03-19   
406-468 8 Cascade MT HLNAMTMAX1X  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648   2013-09-12   
406-468 9 Cascade MT CSCDMTMARS1  9636 QWEST CORPORATION 648      
406-469 A Pendroy MT FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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