Local Calling Guide
Area code/prefix search
NPA: 520
[Rate centres in NPA 520]
[Dial plan for NPA 520]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-392
| 9 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2010-04-24 |
|
| 520-393
| A |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 0 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 1 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 2 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 3 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2003-10-20 |
|
| 520-393
| 4 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 5 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 6 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 7 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-393
| 8 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2003-10-20 |
|
| 520-393
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-04-10 |
|
| 520-394
| A |
Nogales |
AZ |
PTGNAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-394
| 0 |
Nogales |
AZ |
PTGNAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-394
| 1 |
Nogales |
AZ |
|
515J IP HORIZON LLC |
668 |
|
2021-10-01 |
|
| 520-394
| 2 |
Nogales |
AZ |
PTGNAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-394
| 4 |
Nogales |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2006-09-14 |
|
| 520-394
| 5 |
Nogales |
AZ |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
2012-08-17 |
|
| 520-394
| 6 |
Nogales |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2013-01-11 |
|
| 520-394
| 7 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2007-05-26 |
|
| 520-394
| 8 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2012-05-22 |
|
| 520-394
| 9 |
Nogales |
AZ |
PTGNAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-395
| A |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
|
|
| 520-395
| 0 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2007-07-05 |
|
| 520-395
| 1 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2008-02-26 |
|
| 520-395
| 2 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2008-02-26 |
|
| 520-395
| 3 |
Tucson |
AZ |
TCSNAZMAXEY |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
668 |
|
2008-05-25 |
|
| 520-395
| 4 |
Tucson |
AZ |
TCSNAZMAXEY |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
668 |
|
2008-05-25 |
|
| 520-395
| 5 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2008-03-08 |
|
| 520-395
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2008-03-08 |
|
| 520-395
| 7 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2008-03-08 |
|
| 520-395
| 8 |
Tucson |
AZ |
|
630E ONVOY, LLC - AZ |
668 |
|
2009-08-28 |
|
| 520-395
| 9 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2008-11-24 |
|
| 520-396
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-396
| 0 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2006-10-18 |
|
| 520-396
| 1 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
2006-12-07 |
|
| 520-396
| 2 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
2006-11-26 |
|
| 520-396
| 3 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2006-10-31 |
|
| 520-396
| 4 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2006-10-31 |
|
| 520-396
| 5 |
Tucson |
AZ |
TCSNAZEADS0 |
9636 QWEST CORPORATION |
668 |
|
2006-11-20 |
|
| 520-396
| 6 |
Tucson |
AZ |
TCSNAZEADS0 |
9636 QWEST CORPORATION |
668 |
|
2006-11-20 |
|
| 520-396
| 7 |
Tucson |
AZ |
TCSNAZEADS0 |
9636 QWEST CORPORATION |
668 |
|
2006-11-20 |
|
| 520-396
| 8 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-11-24 |
|
| 520-396
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-11-24 |
|
| 520-397
| A |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 0 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 1 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 2 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 3 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2020-03-30 |
|
| 520-397
| 4 |
Nogales |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2007-10-15 |
|
| 520-397
| 5 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 6 |
Nogales |
AZ |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2025-02-10 |
|
| 520-397
| 7 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 8 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-397
| 9 |
Nogales |
AZ |
NGLSAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| A |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 0 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 1 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 2 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 3 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 4 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2004-07-14 |
|
| 520-398
| 5 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2004-07-14 |
|
| 520-398
| 6 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2003-11-07 |
|
| 520-398
| 7 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2003-11-07 |
|
| 520-398
| 8 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-398
| 9 |
Tucson |
AZ |
TUBCAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| A |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 0 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 1 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 2 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 3 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 4 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-399
| 5 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2005-03-26 |
|
| 520-399
| 6 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2005-04-29 |
|
| 520-399
| 7 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2006-08-28 |
|
| 520-399
| 8 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2005-04-29 |
|
| 520-399
| 9 |
Tucson |
AZ |
GNVYAZMADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-400
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-401
| A |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 0 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 1 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 2 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 3 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 4 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 5 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 6 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 7 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 8 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-401
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-402
| A |
Benson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-402
| 0 |
Benson |
AZ |
TCSMAZCH7MD |
073H TELNYX LLC |
668 |
|
2018-05-01 |
|
| 520-402
| 1 |
Benson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2019-12-09 |
|
| 520-402
| 2 |
Benson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2017-10-21 |
|
| 520-402
| 3 |
Benson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2019-12-09 |
|
| 520-402
| 4 |
Benson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2019-07-11 |
|
| 520-402
| 5 |
Benson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2019-07-11 |
|
| 520-402
| 6 |
Benson |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
2018-06-04 |
|
| 520-402
| 7 |
Benson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2017-09-07 |
|
| 520-402
| 8 |
Benson |
AZ |
WLCXAZACDS0 |
183D VALLEY CONNECTIONS, L.L.C. - AZ |
668 |
|
2017-02-27 |
|
| 520-402
| 9 |
Benson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2016-11-12 |
|
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Last updated: Sun, 27 Apr 2025 12:48:38 UTC
Sponsored by: VoIP Much Phone Company
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