Local Calling Guide

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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-717 4 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-717 5 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-717 6 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-717 7 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-717 8 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-717 9 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 A Sierra Vista AZ TCSNAZXGDS0  7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 0 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 1 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 2 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 3 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 4 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 5 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 6 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 7 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 8 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-718 9 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-719 A Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668      
520-719 0 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-09-21   
520-719 1 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-09-21   
520-719 2 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2015-12-22   
520-719 3 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2015-12-22   
520-719 4 Tucson AZ TCSNAZEA5MD  7184 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - AZ 668   2016-03-04   
520-719 5 Tucson AZ TCSMAZOI3MD  5562 METROPCS, INC. 668   2016-01-11   
520-719 6 Tucson AZ TCSNAZMAXKX  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 668   2016-01-16   
520-719 7 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-09-22   
520-719 8 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-09-22   
520-719 9 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-09-22   
520-720 A Benson AZ BNSNAZSDDS0  9636 QWEST CORPORATION 668      
520-720 0 Benson AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2005-06-17   
520-720 1 Benson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2015-03-09   
520-720 2 Benson AZ BNSNAZSDDS0  9636 QWEST CORPORATION 668      
520-720 3 Benson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2008-06-22   
520-720 4 Benson AZ BNSNAZSDDS0  9636 QWEST CORPORATION 668      
520-720 5 Benson AZ BNSNAZSDDS0  9636 QWEST CORPORATION 668      
520-720 6 Benson AZ TCSNAZMAXCY  318J COMCAST IP PHONE, LLC 668   2005-11-28   
520-720 7 Benson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2006-03-26   
520-720 8 Benson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2005-02-18   
520-720 9 Benson AZ BNSNAZSDDS0  9636 QWEST CORPORATION 668      
520-721 A Tucson AZ TCSNAZRNDS0  9636 QWEST CORPORATION 668      
520-722 A Tucson AZ TCSNAZRNDS0  9636 QWEST CORPORATION 668      
520-723 A Casa Grande AZ CLDGAZMARS1  9636 QWEST CORPORATION 666      
520-724 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-724 0 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2011-06-02   
520-724 1 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2011-06-02   
520-724 2 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 3 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 4 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 5 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 6 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 7 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 8 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-06-01   
520-724 9 Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-10-07   
520-725 A Sierra Vista AZ TCSNAZXGDS0  7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 0 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 1 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 2 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 3 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 4 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 5 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 6 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 7 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 8 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-725 9 Sierra Vista AZ   7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2024-02-22   
520-727 A Douglas AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-727 0 Douglas AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2005-10-15   
520-727 1 Douglas AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-06-25   
520-727 2 Douglas AZ TCSNAZ64NMD  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668   2008-01-07   
520-727 3 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 4 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 5 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 6 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 7 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2007-05-26   
520-727 8 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2013-01-22   
520-727 9 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2013-01-22   
520-728 A Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-04-08   
520-728 0 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-06-29   
520-728 1 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-06-29   
520-728 2 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-06-29   
520-728 3 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-06-29   
520-728 4 Casa Grande AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-04-15   
520-728 5 Casa Grande AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-04-15   
520-728 6 Casa Grande AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-04-15   
520-728 7 Casa Grande AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-04-15   
520-728 8 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-04-08   
520-728 9 Casa Grande AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2024-04-08   
520-729 A Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-729 0 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2014-12-14   
520-729 1 Tucson AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2015-07-29   
520-729 2 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2015-07-30   
520-729 3 Tucson AZ TCSNAZXGDS0  7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ 668   2015-07-29   
520-729 4 Tucson AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2015-07-30   
520-729 5 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-08-25   
520-729 6 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-09-14   
520-729 7 Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668   2015-09-14   
520-729 8 Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2014-12-16   
520-729 9 Tucson AZ TCSNAZMAXIX  587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-12-16   
520-730 A Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-730 0 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-730 1 Tucson AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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