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Madison, WI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
608-316 6   829J PAETEC ITEL, LLC 354   2007-02-28   
608-316 7   829J PAETEC ITEL, LLC 354   2007-10-08   
608-316 8   520K TDS METROCOM, LLC 354   2007-11-12   
608-316 9   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354      
608-320 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-320 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-320 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-320 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2007-12-06   
608-320 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2007-12-06   
608-320 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2007-12-06   
608-320 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2008-02-24   
608-320 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2008-02-24   
608-320 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-06-13   
608-320 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-07-20   
608-320 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-321 A   520K TDS METROCOM, LLC 354      
608-327 A MDSNWIUQDS0  7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 0   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 1   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 2   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 3   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 4   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 354   2008-08-19   
608-327 6   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 7   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 8   7588 CENTURYLINK COMMUNICATIONS LLC - WI 354      
608-327 9   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2012-07-25   
608-332 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-333 A   520K TDS METROCOM, LLC 354      
608-333 0   520K TDS METROCOM, LLC 354   2004-08-22   
608-333 1   6274 UNITED STATES CELLULAR - WI 354   2005-04-07   
608-333 2   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 3   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 4   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 5   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 6   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 7   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 8   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-333 9   6274 UNITED STATES CELLULAR - WI 354   2005-04-08   
608-334 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-335 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-338 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-338 0   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2008-02-13   
608-338 1   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2008-02-13   
608-338 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-11-28   
608-338 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2008-11-09   
608-338 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-08-22   
608-338 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-338 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-338 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-11-28   
608-338 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-338 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-345 A MDSNWI11XEY  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354      
608-347 A MDSNWI11XEY  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354      
608-354 A MDSNWI02YMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354      
608-354 0   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354      
608-354 1   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-10-27   
608-354 2   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-10-27   
608-354 3   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-07-12   
608-354 4   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-07-12   
608-354 5   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-07-12   
608-354 6   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-08-19   
608-354 7   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2005-08-19   
608-354 8   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2006-03-05   
608-354 9   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2006-08-21   
608-358 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-376 A MDSNWI11XIX  9748 AMERICAN MESSAGING SERVICES, LLC 354      
608-381 A MDSNWI11XEY  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354      
608-381 0   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354      
608-381 1   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354      
608-381 2   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2009-09-20   
608-381 3   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2009-09-20   
608-381 4   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2012-07-29   
608-381 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2011-10-21   
608-381 6   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2013-05-09   
608-381 7   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2012-07-29   
608-381 8   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2013-12-08   
608-381 9   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 354   2013-12-15   
608-395 A MDSNWI11DS0  9327 WISCONSIN BELL INC 354      
608-395 0   9327 WISCONSIN BELL INC 354      
608-395 1   6529 T-MOBILE USA, INC. 354   2007-05-30   
608-395 2   520K TDS METROCOM, LLC 354   2006-10-30   
608-395 3   520K TDS METROCOM, LLC 354   2006-10-30   
608-395 4   6529 T-MOBILE USA, INC. 354   2007-05-30   
608-395 5   6529 T-MOBILE USA, INC. 354   2007-05-30   
608-395 6   520K TDS METROCOM, LLC 354   2007-05-26   
608-395 7   6529 T-MOBILE USA, INC. 354   2007-07-16   
608-395 8   6529 T-MOBILE USA, INC. 354   2007-05-30   
608-395 9   6529 T-MOBILE USA, INC. 354   2007-07-16   
608-398 A MDSNWI11XMY  996H AIRESPRING, INC. 354      
608-398 0   996H AIRESPRING, INC. 354   2020-11-14   
608-398 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 354   2022-10-03   
608-398 2   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2021-06-28   
608-398 3   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2021-06-28   
608-398 4   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2021-06-28   
608-398 5   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2021-06-28   
608-398 6   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2021-06-28   
608-398 7   5562 METROPCS, INC. 354   2021-07-24   
608-398 8   225C ONVOY, LLC - WI 354   2022-12-16   
608-398 9   225C ONVOY, LLC - WI 354   2022-12-16   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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