Local Calling Guide

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Detroit Zone 1, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
313-256 3 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 4 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 5 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 6 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 7 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 8 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-256 9 DTRTMIBHDS1  9323 MICHIGAN BELL TEL CO 340      
313-259 A DTRTMIRVDS0  9323 MICHIGAN BELL TEL CO 340      
313-261 A SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-261 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-05-16   
313-261 1 SFLDMIMK0MD  478J NUSO, LLC 340   2023-12-11   
313-261 2 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-05-16   
313-261 3 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-16   
313-261 4 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-16   
313-261 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-16   
313-261 6 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-16   
313-261 7 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-16   
313-261 8 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2016-06-24   
313-261 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2016-06-29   
313-262 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 0 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 2 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 3 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 4 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 5 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
313-262 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2010-09-14   
313-262 7 DTRTMIBHMMD  1200 TALK AMERICA INC. - MI 340   2005-04-10   
313-262 8 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-04-25   
313-262 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-04-25   
313-263 A DTRTMIBADS1  7421 AT&T - LOCAL 340      
313-263 0 SFLDMIDICA0  2550 123.NET, INC. 340   2003-01-25   
313-263 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2004-05-10   
313-263 2 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2004-05-10   
313-263 3 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-08-12   
313-263 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-07-12   
313-263 5 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-03-03   
313-263 6 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2020-09-04   
313-263 7 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2015-09-11   
313-263 8 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-07-09   
313-263 9 DTRTMIBADS1  7421 AT&T - LOCAL 340      
313-265 A LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-265 0 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-12-23   
313-265 1 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-12-23   
313-265 2 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-09-06   
313-265 3 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2013-10-06   
313-265 4 DTRTMIBHMMD  8685 US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI 340   2013-10-25   
313-265 5 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-12-23   
313-265 6 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-10   
313-265 7 LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2013-08-10   

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

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