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 53 54 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-896
| 9 |
San Manuel |
AZ |
ORCLAZMARS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-898
| A |
Silverbell |
AZ |
ELOYAZ05DS0 |
2226 MIDVALE TELEPHONE EXCHANGE, INC. |
666 |
|
|
|
| 520-899
| A |
Maricopa Village |
AZ |
PHNXAZ19AMD |
965H FRACTEL, LLC |
666 |
|
|
|
| 520-899
| 8 |
Maricopa Village |
AZ |
|
145J TERRA NOVA TELECOM INC. |
666 |
|
2025-07-20 |
|
| 520-899
| 9 |
Maricopa Village |
AZ |
PHNXAZ19AMD |
965H FRACTEL, LLC |
666 |
|
2020-11-22 |
|
| 520-900
| A |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
|
|
| 520-900
| 0 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-10-15 |
|
| 520-900
| 1 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-11-13 |
|
| 520-900
| 2 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2015-12-01 |
|
| 520-900
| 3 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2015-12-01 |
|
| 520-900
| 4 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2015-12-01 |
|
| 520-900
| 5 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-12-18 |
|
| 520-900
| 6 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-12-18 |
|
| 520-900
| 7 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2015-11-16 |
|
| 520-900
| 8 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-10-15 |
|
| 520-900
| 9 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2015-10-15 |
|
| 520-901
| A |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 0 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-09-17 |
|
| 520-901
| 1 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 2 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 3 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 4 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 5 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 6 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 7 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 8 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-901
| 9 |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-903
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 0 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 1 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 2 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 3 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 4 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2006-04-07 |
|
| 520-903
| 5 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 6 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-903
| 7 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2006-04-07 |
|
| 520-903
| 8 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2006-04-07 |
|
| 520-903
| 9 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-904
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 0 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 1 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 2 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 3 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 4 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2003-11-03 |
|
| 520-904
| 5 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-904
| 6 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2005-07-09 |
|
| 520-904
| 7 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2005-09-17 |
|
| 520-904
| 8 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2005-09-17 |
|
| 520-904
| 9 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2005-09-17 |
|
| 520-906
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-907
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-908
| A |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 0 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 1 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 2 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 3 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 4 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 5 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 6 |
Tucson |
AZ |
TCSNAZEAEMD |
829J PAETEC ITEL, LLC |
668 |
|
2006-08-06 |
|
| 520-908
| 7 |
Tucson |
AZ |
TCSNAZEAEMD |
829J PAETEC ITEL, LLC |
668 |
|
2006-08-06 |
|
| 520-908
| 8 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-908
| 9 |
Tucson |
AZ |
TCSNAZSWDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-909
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-910
| A |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
|
|
| 520-910
| 0 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2021-03-29 |
|
| 520-910
| 1 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 2 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 3 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 4 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 5 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 6 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 7 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 8 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-910
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-04-17 |
|
| 520-912
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-912
| 0 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-01-27 |
|
| 520-912
| 1 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-01-16 |
|
| 520-912
| 2 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-01-19 |
|
| 520-912
| 3 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2013-12-24 |
|
| 520-912
| 4 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2013-12-24 |
|
| 520-912
| 5 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-02-10 |
|
| 520-912
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2013-12-22 |
|
| 520-912
| 7 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-02-24 |
|
| 520-912
| 8 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-03-17 |
|
| 520-912
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2014-04-14 |
|
| 520-917
| A |
Tucson |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
|
|
| 520-918
| A |
Tucson |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
|
|
| 520-921
| A |
Sedona |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-921
| 0 |
Sedona |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-921
| 9 |
Sedona |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-922
| A |
Tucson |
AZ |
TCSMAZCHNMD |
883K AHOI LLC |
668 |
|
2026-04-30 |
|
| 520-922
| 2 |
Tucson |
AZ |
|
883K AHOI LLC |
668 |
|
2026-04-30 |
|
| 520-924
| A |
Nogales |
AZ |
TCSNAZ64NMD |
7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
668 |
|
|
|
| 520-924
| 0 |
Nogales |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2021-09-07 |
|
| 520-924
| 1 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2021-01-15 |
|
| 520-924
| 2 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2020-11-24 |
|
| 520-924
| 3 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2021-01-15 |
|
| 520-924
| 4 |
Nogales |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2022-04-12 |
|
| 520-924
| 5 |
Nogales |
AZ |
|
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
2026-08-22 |
|
| 520-924
| 6 |
Nogales |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2021-01-15 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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