Local Calling Guide

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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-225 2 Fremont MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-12-03   
231-225 3 Fremont MI GDRQMIBODS0  7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348   2005-09-03   
231-225 4 Fremont MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-06-27   
231-225 5 Fremont MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2009-09-26   
231-225 6 Fremont MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-06-09   
231-225 7 Fremont MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-02-11   
231-225 8 Fremont MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2005-06-05   
231-225 9 Fremont MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-226 A Glen Lake MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-227 A Honor MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-227 0 Honor MI GDRPMIBL06Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2020-12-04   
231-227 1 Honor MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-227 2 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2019-09-05   
231-227 3 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-05-09   
231-227 4 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-05-09   
231-227 5 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-05-09   
231-227 6 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-05-09   
231-227 7 Honor MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2015-09-15   
231-227 8 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-09-12   
231-227 9 Honor MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2020-09-12   
231-228 A Glen Lake MI CEDRMIXIDS1  0702 CENTURYTEL OF MICHIGAN, INC. DBA CENTURYLINK 348      
231-229 A Moorestown MI MSTWMIXIDS0  0702 CENTURYTEL OF MICHIGAN, INC. DBA CENTURYLINK 348      
231-230 A Elmira MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-232 A Moorestown MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-233 A Ludington MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-234 A Buckley MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-234 1 Buckley MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2016-02-04   
231-235 A Levering MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-236 A Lake City MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-237 A Charlevoix MI CHVXMIMNRS0  9323 MICHIGAN BELL TEL CO 348      
231-237 0 Charlevoix MI CHVXMIMNRS0  9323 MICHIGAN BELL TEL CO 348      
231-237 1 Charlevoix MI CHVXMIMNRS0  9323 MICHIGAN BELL TEL CO 348      
231-237 2 Charlevoix MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-06-01   
231-237 3 Charlevoix MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2004-10-23   
231-237 4 Charlevoix MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-11-18   
231-237 5 Charlevoix MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2007-03-09   
231-237 6 Charlevoix MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-16   
231-237 7 Charlevoix MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-21   
231-237 8 Charlevoix MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2018-06-21   
231-237 9 Charlevoix MI CHVXMIMNRS0  9323 MICHIGAN BELL TEL CO 348      
231-238 A Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 0 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 1 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 2 Indian River MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2008-05-15   
231-238 3 Indian River MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-03-12   
231-238 4 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 5 Indian River MI GDRPMIBL15Z  516C AT&T CORP. 348   2011-08-23   
231-238 6 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 7 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-238 8 Indian River MI INRVMIMNRSA  9323 MICHIGAN BELL TEL CO 348      

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

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