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Tucson, AZ

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
520-370 8   6529 T-MOBILE USA, INC. 668      
520-370 9   6529 T-MOBILE USA, INC. 668      
520-372 A TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668      
520-372 0   890G INTRADO COMMUNICATIONS, LLC 668   2019-10-25   
520-372 1   890G INTRADO COMMUNICATIONS, LLC 668   2019-11-22   
520-372 2   318J COMCAST IP PHONE, LLC 668   2019-09-19   
520-372 3   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2020-06-30   
520-372 4   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2020-07-04   
520-372 5   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2020-07-04   
520-372 6   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2020-07-04   
520-372 7   318J COMCAST IP PHONE, LLC 668   2019-09-19   
520-372 8   318J COMCAST IP PHONE, LLC 668   2019-09-19   
520-372 9   890G INTRADO COMMUNICATIONS, LLC 668   2019-11-22   
520-373 A TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-373 0   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-15   
520-373 1   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-20   
520-373 2   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-01-20   
520-373 3   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-01-10   
520-373 4   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-01-30   
520-373 5   318J COMCAST IP PHONE, LLC 668   2013-03-24   
520-373 6   6529 T-MOBILE USA, INC. 668   2012-12-29   
520-373 7   6529 T-MOBILE USA, INC. 668   2012-12-29   
520-373 8   6529 T-MOBILE USA, INC. 668   2012-12-29   
520-373 9   6529 T-MOBILE USA, INC. 668   2012-12-29   
520-382 A TCSMAZSJAMD  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 0   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 1   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 2   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 3   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 4   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 5   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 6   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 7   6529 T-MOBILE USA, INC. 668   2005-08-06   
520-382 8   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-382 9   7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-388 A TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-388 0   6529 T-MOBILE USA, INC. 668   2005-12-05   
520-388 1   9636 QWEST CORPORATION 668      
520-388 2   9636 QWEST CORPORATION 668      
520-388 3   9636 QWEST CORPORATION 668      
520-388 4   9636 QWEST CORPORATION 668      
520-388 5   9636 QWEST CORPORATION 668      
520-388 6   9636 QWEST CORPORATION 668      
520-388 7   9636 QWEST CORPORATION 668      
520-388 8   9636 QWEST CORPORATION 668      
520-388 9   9636 QWEST CORPORATION 668      
520-389 A TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-389 0   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 1   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 2   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 3   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 4   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 5   630E ONVOY, LLC - AZ 668   2014-12-06   
520-389 6   630E ONVOY, LLC - AZ 668   2014-12-06   
520-389 7   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-25   
520-389 8   318J COMCAST IP PHONE, LLC 668   2014-11-25   
520-389 9   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-11-23   
520-390 A TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-390 0   6529 T-MOBILE USA, INC. 668      
520-390 1   6529 T-MOBILE USA, INC. 668      
520-390 2   6529 T-MOBILE USA, INC. 668      
520-390 3   6529 T-MOBILE USA, INC. 668      
520-390 4   6529 T-MOBILE USA, INC. 668      
520-390 5   6529 T-MOBILE USA, INC. 668      
520-390 6   6529 T-MOBILE USA, INC. 668      
520-390 7   6529 T-MOBILE USA, INC. 668      
520-390 8   6529 T-MOBILE USA, INC. 668      
520-390 9   6529 T-MOBILE USA, INC. 668      
520-392 A TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-392 0   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-23   
520-392 1   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-12-23   
520-392 2   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-03-07   
520-392 3   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-03-07   
520-392 4   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2014-01-07   
520-392 5   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   
520-392 6   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   
520-392 7   630E ONVOY, LLC - AZ 668   2010-05-08   
520-392 8   318J COMCAST IP PHONE, LLC 668   2013-10-03   
520-392 9   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2010-04-24   
520-393 A GNVYAZMADS0  9636 QWEST CORPORATION 668      
520-393 0   9636 QWEST CORPORATION 668      
520-393 1   9636 QWEST CORPORATION 668      
520-393 2   9636 QWEST CORPORATION 668      
520-393 3   318J COMCAST IP PHONE, LLC 668   2003-10-20   
520-393 4   9636 QWEST CORPORATION 668      
520-393 5   9636 QWEST CORPORATION 668      
520-393 6   9636 QWEST CORPORATION 668      
520-393 7   9636 QWEST CORPORATION 668      
520-393 8   318J COMCAST IP PHONE, LLC 668   2003-10-20   
520-393 9   6529 T-MOBILE USA, INC. 668   2006-04-10   
520-395 A TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668      
520-395 0   318J COMCAST IP PHONE, LLC 668   2007-07-05   
520-395 1   318J COMCAST IP PHONE, LLC 668   2008-02-26   
520-395 2   318J COMCAST IP PHONE, LLC 668   2008-02-26   
520-395 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 668   2008-05-25   
520-395 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 668   2008-05-25   
520-395 5   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2008-03-08   
520-395 6   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2008-03-08   
520-395 7   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2008-03-08   
520-395 8   630E ONVOY, LLC - AZ 668   2009-08-28   

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

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