Local Calling Guide

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Billings, MT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-200 A BLNGMTWEBMD  771G TELEPORT COMMUNICATIONS AMERICA MT - LLC 650      
406-200 0 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-10-04   
406-200 1 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-08-15   
406-200 2 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-07-14   
406-200 3 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-09-06   
406-200 4 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-10-06   
406-200 5 BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650   2014-11-06   
406-200 6 BLNGMTWEBMD  771G TELEPORT COMMUNICATIONS AMERICA MT - LLC 650   2012-06-14   
406-200 7 BLNGMT93HMD  792K CHARTER IP ENABLED SERVICES, LLC 650   2014-09-30   
406-200 8 BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2014-10-18   
406-200 9 BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2014-10-18   
406-206 A BLNGMTWE6MD  9415 LEVEL 3 COMMUNICATIONS, LLC - MT 650      
406-208 A BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 0 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 1 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 2 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 3 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 4 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 5 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 6 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 7 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 8 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-208 9 BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-237 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-238 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-245 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 0 BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650   2010-04-15   
406-247 1 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 2 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 3 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 4 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 5 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 6 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 7 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 8 BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-247 9   145J TERRA NOVA TELECOM INC. 650   2021-09-28   
406-248 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-248 1   9636 QWEST CORPORATION 650      
406-248 2   9636 QWEST CORPORATION 650      
406-248 3   9636 QWEST CORPORATION 650      
406-248 4   9636 QWEST CORPORATION 650      
406-248 5   9636 QWEST CORPORATION 650      
406-248 6   9636 QWEST CORPORATION 650      
406-248 7   9636 QWEST CORPORATION 650      
406-248 8   9636 QWEST CORPORATION 650      
406-248 9   9636 QWEST CORPORATION 650      
406-252 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-254 A BLNGMTMADS1  9636 QWEST CORPORATION 650      
406-255 A BLNGMTMADS1  9636 QWEST CORPORATION 650      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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