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Southfield, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
248-200 A FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
248-200 0 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2003-11-24   
248-200 1 ANARMIMNDS2  3535 ACD TELECOM, INC. - MI 340   2005-07-16   
248-200 2 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2005-10-04   
248-200 3 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2006-04-28   
248-200 4 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2005-03-10   
248-200 5 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-06-01   
248-200 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2006-10-28   
248-200 7 DTRTMIBASMD  516C AT&T CORP. 340   2006-06-30   
248-200 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2006-10-28   
248-200 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2006-10-28   
248-201 A SFLDMIMKMMD  733J WIRETAP TELECOM, LLC. 340      
248-201 0 SFLDMIMKMMD  733J WIRETAP TELECOM, LLC. 340   2023-10-16   
248-201 1 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-10-18   
248-201 2 DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2024-05-31   
248-201 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-12-26   
248-201 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-12-26   
248-201 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-12-26   
248-201 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-12-26   
248-201 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-12-26   
248-201 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-11-29   
248-201 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2023-11-29   
248-204 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-208 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-10-19   
248-208 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 7 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-208 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-213 6 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-01-29   
248-213 7 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-07-20   
248-213 8 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2012-10-21   
248-213 9 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-03-09   
248-223 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 7   279B CLEAR RATE COMMUNICATIONS, INC. - MI 340   2014-08-28   
248-223 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-223 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-226 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2018-10-19   
248-226 1 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 2 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 3 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2017-09-04   
248-226 4 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 5 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 6 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 7 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-226 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340   2008-12-02   
248-226 9 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-228 A SFLDMIDICA0  2550 123.NET, LLC 340      
248-228 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2006-10-28   
248-228 1 SFLDMIMKNMD  460K FIRST COMMUNICATIONS, LLC 340   2008-07-11   
248-228 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2004-03-18   
248-228 3 SFLDMIDICA0  2550 123.NET, LLC 340   2003-01-24   
248-228 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2006-10-28   
248-228 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2007-04-06   
248-228 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2007-04-06   
248-228 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2007-05-23   
248-228 8 SFLDMIDICA0  2550 123.NET, LLC 340   2006-11-24   
248-228 9 SFLDMIDICA0  2550 123.NET, LLC 340      
248-233 A SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-234 A SFLDMIBV3MD  508J CENTURYLINK COMMUNICATIONS, LLC 340      
248-234 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-05-23   
248-234 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-05-23   
248-234 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-05-23   
248-234 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-05-23   
248-234 4 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2013-02-04   
248-234 5 SFLDMITOJMD  961J WOW! INTERNET, CABLE AND PHONE 340   2013-06-28   
248-234 6 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2013-10-21   
248-234 7 SFLDMIBV3MD  508J CENTURYLINK COMMUNICATIONS, LLC 340   2012-10-30   
248-234 8 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2013-11-18   
248-234 9 SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2014-03-15   
248-262 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 5   279B CLEAR RATE COMMUNICATIONS, INC. - MI 340   2008-07-12   
248-262 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-262 7 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2011-08-19   
248-262 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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