Local Calling Guide
Area code/prefix search
Tucson, AZ
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-535
| 2 |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2021-01-30 |
|
| 520-535
| 3 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 4 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 5 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 6 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 7 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 8 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-535
| 9 |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2021-01-29 |
|
| 520-537
| A |
TCSNAZMAXBY |
515J IP HORIZON LLC |
668 |
|
|
|
| 520-537
| 0 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-05-22 |
|
| 520-537
| 1 |
|
515J IP HORIZON LLC |
668 |
|
2021-04-25 |
|
| 520-537
| 2 |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2021-05-15 |
|
| 520-537
| 3 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-05-22 |
|
| 520-537
| 4 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-05-22 |
|
| 520-537
| 5 |
TCSMAZCHEMD |
321J HD CARRIER LLC |
668 |
|
2021-05-07 |
|
| 520-537
| 6 |
TCSMAZCHEMD |
321J HD CARRIER LLC |
668 |
|
2021-05-07 |
|
| 520-537
| 7 |
TCSMAZCHEMD |
321J HD CARRIER LLC |
668 |
|
2021-05-07 |
|
| 520-537
| 8 |
TCSMAZCHEMD |
321J HD CARRIER LLC |
668 |
|
2021-05-07 |
|
| 520-537
| 9 |
TCSMAZCHEMD |
321J HD CARRIER LLC |
668 |
|
2021-05-07 |
|
| 520-539
| A |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-539
| 0 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-05-24 |
|
| 520-539
| 1 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-05-24 |
|
| 520-539
| 2 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-05-24 |
|
| 520-539
| 3 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-05-24 |
|
| 520-539
| 4 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-08 |
|
| 520-539
| 5 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-16 |
|
| 520-539
| 6 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-16 |
|
| 520-539
| 7 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-16 |
|
| 520-539
| 8 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-21 |
|
| 520-539
| 9 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2014-06-21 |
|
| 520-540
| A |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
|
|
| 520-540
| 0 |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
2023-02-18 |
|
| 520-540
| 1 |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
2023-02-18 |
|
| 520-540
| 2 |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
2023-02-18 |
|
| 520-540
| 3 |
TCSMAZCHDS0 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
2023-02-20 |
|
| 520-540
| 4 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-05-12 |
|
| 520-540
| 5 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-05-12 |
|
| 520-540
| 6 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-05-12 |
|
| 520-540
| 7 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-04-14 |
|
| 520-540
| 8 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-04-14 |
|
| 520-540
| 9 |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2023-04-14 |
|
| 520-542
| A |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
|
|
| 520-542
| 0 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-11-01 |
|
| 520-542
| 1 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-11-01 |
|
| 520-542
| 2 |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2021-10-07 |
|
| 520-542
| 3 |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2021-10-07 |
|
| 520-542
| 4 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-11-01 |
|
| 520-542
| 5 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-10-08 |
|
| 520-542
| 6 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-11-01 |
|
| 520-542
| 7 |
TCSNAZMAX3Y |
624H ONVOY SPECTRUM, LLC |
668 |
|
2021-11-01 |
|
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Last updated: Sun, 17 May 2026 03:26:51 UTC
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