Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Central Lake, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
231-358 A GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-544 A CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 0 GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348      
231-544 1 ANTSMIADPS0  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-544 2 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 3 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 4 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 5 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 6 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 7 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-544 8 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-544 9 CNLKMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-808 A GDRPMIBLX8Z  2550 123.NET, LLC 348      
231-999 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-999 1 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
231-999 2 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-999 3 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-999 5 GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348      
231-999 7 TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348      
231-999 8 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-999 9 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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