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 Eff date Disc date Map
406-200 A Billings MT BLNGMTWEBMD  771G TELEPORT COMMUNICATIONS AMERICA - MT - LLC 650 2012-06-14    map
406-200 0 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-10-04     
406-200 1 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-08-15     
406-200 2 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-07-14     
406-200 3 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-09-06     
406-200 4 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-10-06     
406-200 5 Billings MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650 2014-11-06     
406-200 6 Billings MT   771G TELEPORT COMMUNICATIONS AMERICA - MT - LLC 650 2012-06-14     
406-200 7 Billings MT   008E BRESNAN BROADBAND OF MONTANA, LLC - MT (CHARTER) 650 2014-09-30     
406-200 8 Billings MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2014-10-18     
406-200 9 Billings MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2014-10-18     
406-201 A Forsyth MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650     map
406-201 0 Forsyth MT   6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-201 1 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2013-12-13     
406-201 3 Forsyth MT   715G ONVOY, LLC - MT 650 2012-12-17     
406-201 4 Forsyth MT   715G ONVOY, LLC - MT 650 2012-12-17     
406-201 5 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2014-05-25     
406-201 6 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2015-05-14     
406-201 7 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2015-05-14     
406-201 8 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2017-02-26     
406-201 9 Forsyth MT   994E BANDWIDTH.COM CLEC, LLC - MT 650 2012-09-09     
406-202 A Helena MT MSSLMT28CM1  6010 NEW CINGULAR WIRELESS PCS, LLC 648     map
406-202 0 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 1 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 2 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 3 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 4 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 5 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 6 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-202 8 Helena MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648      
406-203 A Missoula MT MSSLMTMA6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648     map
406-203 0 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-203 1 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-203 2 Missoula MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648 2011-07-01     
406-203 3 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648 2012-02-26     
406-203 4 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-203 5 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648 2012-08-25     
406-203 6 Missoula MT   6010 NEW CINGULAR WIRELESS PCS, LLC 648 2010-11-06     
406-203 7 Missoula MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648 2014-07-12     
406-203 8 Missoula MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 648 2014-09-05     
406-203 9 Missoula MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648 2014-10-24     
406-204 A Helena MT HLNAMTMAIMD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648     map
406-204 0 Helena MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-204 1 Helena MT   715G ONVOY, LLC - MT 648 2012-12-13     
406-204 2 Helena MT   715G ONVOY, LLC - MT 648 2012-12-13     
406-204 3 Helena MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648 2011-11-25     
406-204 4 Helena MT   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648      
406-204 5 Helena MT   715G ONVOY, LLC - MT 648 2012-12-13     
406-204 6 Helena MT   921F ELTOPIA COMMUNICATIONS, LLC - MT 648 2010-08-30     
406-204 7 Helena MT   715G ONVOY, LLC - MT 648 2012-12-13     

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Last updated: Wed, 13 Dec 2017 23:16:11 UTC

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