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
231-235 A Levering MI GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-236 A Lake City MI GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-237 A Charlevoix MI CHVXMIMNRS0  9323 AMERITECH MICHIGAN 348      
231-237 0 Charlevoix MI CHVXMIMNRS0  9323 AMERITECH MICHIGAN 348      
231-237 1 Charlevoix MI CHVXMIMNRS0  9323 AMERITECH MICHIGAN 348      
231-237 2 Charlevoix MI GDRPMIBL04Z  543C ONVOY, LLC - 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  7575 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 AMERITECH MICHIGAN 348      
231-238 A Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-238 0 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-238 1 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 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 AMERITECH MICHIGAN 348      
231-238 5 Indian River MI GDRPMIBL15Z  516C AT&T CORP. 348   2011-08-23   
231-238 6 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-238 7 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-238 8 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-238 9 Indian River MI INRVMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-239 A Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-239 0 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-239 1 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-239 2 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2008-07-05   
231-239 3 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2009-02-05   
231-239 4 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2009-04-25   
231-239 5 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2009-04-25   
231-239 6 Ludington MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2013-03-18   
231-239 7 Ludington MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2017-05-26   
231-239 8 Ludington MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2018-06-02   
231-239 9 Ludington MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-240 A Lake Ann MI GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-241 A Pentwater MI MSKGMIXKFMD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 348      
231-241 0 Pentwater MI MSKGMIXKFMD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 348   2006-12-10   
231-241 1 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2013-03-18   
231-241 2 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2017-05-26   
231-241 3 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-05-10   
231-241 4 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-05-10   
231-241 5 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-05-10   
231-241 6 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-05-10   
231-241 7 Pentwater MI TRCYMIMNWMD  7575 CENTURYLINK COMMUNICATIONS LLC 348   2017-10-05   
231-241 8 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-09-12   
231-241 9 Pentwater MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2020-09-12   
231-242 A Harbor Springs MI HRSPMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-242 0 Harbor Springs MI HRSPMIMNRSA  9323 AMERITECH MICHIGAN 348      
231-242 1 Harbor Springs MI HRSPMIMNRSA  9323 AMERITECH MICHIGAN 348      

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Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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