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
231-213 7 Traverse City MI TRCYMIMNDS1  9323 AMERITECH MICHIGAN 348   2015-04-25   
231-213 8 Traverse City MI TRCYMIMNDS1  9323 AMERITECH MICHIGAN 348   2015-04-25   
231-213 9 Traverse City MI TRCYMIMNDS1  9323 AMERITECH MICHIGAN 348   2015-04-25   
231-214 A Le Roy MI GDRPMIBL44Z  6630 USA MOBILITY WIRELESS, INC. 348      
231-215 A Muskegon MI GDRPMIBLCM5  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-216 A Frankfort MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
231-216 0 Frankfort MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2018-10-26   
231-216 1 Frankfort MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2016-01-22   
231-216 2 Frankfort MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2017-02-12   
231-216 3 Frankfort MI BRSPMI092MD  197D VONAGE NETWORK INC. 348   2019-10-11   
231-216 4 Frankfort MI GDRQMIBODS0  7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 348   2020-09-08   
231-216 5 Frankfort MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2020-10-29   
231-216 6 Frankfort MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2018-09-13   
231-216 7 Frankfort MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2016-03-18   
231-216 8 Frankfort MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2016-03-18   
231-216 9 Frankfort MI   543C ONVOY, LLC - MI 348   2021-03-06   
231-217 A Bear Lake MI GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-218 A Traverse City MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348      
231-219 A Merritt MI GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348      
231-220 A Muskegon MI GDRPMIBLX8Z  2550 123 NET, INC. 348      
231-220 0 Muskegon MI GDRPMIBLX8Z  2550 123 NET, INC. 348      
231-220 1 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 2 Muskegon MI GDRPMIBLX8Z  2550 123 NET, INC. 348   2009-11-23   
231-220 3 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 4 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 5 Muskegon MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-03-03   
231-220 6 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 7 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 8 Muskegon MI KNWDMIJDAMD  6664 SPRINT SPECTRUM L.P. 348   2011-03-04   
231-220 9 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2015-12-09   
231-221 A Harbor Springs MI TRCYMIMNWMD  7575 CENTURYLINK COMMUNICATIONS LLC 348      
231-221 0 Harbor Springs MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-22   
231-221 1 Harbor Springs MI GDRPMIBLX8Z  2550 123 NET, INC. 348   2016-11-06   
231-221 2 Harbor Springs MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2019-06-13   
231-221 3 Harbor Springs MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2020-03-18   
231-221 4 Harbor Springs MI   543C ONVOY, LLC - MI 348   2021-03-06   
231-221 5 Harbor Springs MI   543C ONVOY, LLC - MI 348   2021-03-06   
231-221 7 Harbor Springs MI TRCYMIMNWMD  7575 CENTURYLINK COMMUNICATIONS LLC 348   2015-07-27   
231-221 8 Harbor Springs MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2019-11-28   
231-222 A East Jordan MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-222 0 East Jordan MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-222 1 East Jordan MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2004-10-22   
231-222 2 East Jordan MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2007-02-25   
231-222 3 East Jordan MI GDRPMIBLY4X  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 348   2004-02-02   
231-222 4 East Jordan MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-04   
231-222 5 East Jordan MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2012-05-13   
231-222 6 East Jordan MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2012-06-01   
231-222 7 East Jordan MI GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2012-12-29   
231-222 9 East Jordan MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-223 A Old Mission MI OLMSMIXIRS0  0720 PENINSULA TELEPHONE CO. 348      

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

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