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Southfield, MI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
248-262 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2022-05-10   
248-263 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 7 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-263 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-281 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 0 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 1 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 2 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 3 DTRTMIBASMD  516C AT&T CORP. 340   2014-04-14   
248-281 4 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2016-05-23   
248-281 5 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2012-04-21   
248-281 7 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 8 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-281 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
248-286 A   817J INTERACTIVE SERVICES NETWORK, INC. 340      
248-302 A DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
248-304 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 7 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2013-02-22   
248-304 8 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-304 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-320 A DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
248-327 A BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-327 0 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-09-12   
248-327 1 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-06-21   
248-327 2 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2011-11-13   
248-327 3 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-12-13   
248-327 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-01-12   
248-327 5 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2008-04-11   
248-327 6 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-05-03   
248-327 7 WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2007-05-21   
248-327 8 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2002-09-21   
248-327 9 BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-331 A SFLDMIOKDS0  9323 MICHIGAN BELL TEL CO 340      
248-331 0 SFLDMIOKDS0  9323 MICHIGAN BELL TEL CO 340      
248-331 1 SFLDMIOKDS0  9323 MICHIGAN BELL TEL CO 340      
248-331 2 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2009-10-23   
248-331 3 LIVNMIUX8MD  5562 METROPCS, INC. 340   2010-04-02   
248-331 4 SFLDMIOKDS0  9323 MICHIGAN BELL TEL CO 340      
248-331 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2014-02-17   
248-331 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2007-10-12   
248-331 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2007-10-12   
248-331 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2017-07-13   
248-331 9 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-11-04   
248-337 A SFLDMIMKDS2  6630 USA MOBILITY WIRELESS, INC. 340      
248-350 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-351 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-352 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-353 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-354 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-355 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-356 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-357 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-358 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 0 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 7 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-359 8 SFLDMIDICA0  2550 123.NET, LLC 340   2010-04-19   
248-359 9 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-361 A LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 0 LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
248-361 1 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 2 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 3 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 4 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 5 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 6 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 7 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 8 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-361 9 LIVNMIUX8MD  5562 METROPCS, INC. 340      
248-368 A SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 0 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2018-01-18   
248-368 1 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 2 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 3 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 4 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 5 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 6 SFLDMIMNDS1  9323 MICHIGAN BELL TEL CO 340      
248-368 7 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2009-03-07   

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

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