Local Calling Guide

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Houghton Lake, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-538 6 SGNWMIFAXNX  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 344   2014-04-16   
989-538 7 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2014-05-05   
989-538 8 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2013-03-15   
989-538 9 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2014-05-05   
989-604 A SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      
989-910 A SGNWMIACLMD  4632 TELNET WORLDWIDE, INC. 344      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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