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 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-445
| 9 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2008-09-12 |
|
| 520-446
| A |
Tucson |
AZ |
TCSNAZMAXLX |
6630 SPOK, INC. |
668 |
|
|
|
| 520-447
| A |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
|
|
| 520-447
| 0 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-07-05 |
|
| 520-447
| 1 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-06-29 |
|
| 520-447
| 2 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-05-11 |
|
| 520-447
| 3 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-05-11 |
|
| 520-447
| 4 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-06-29 |
|
| 520-447
| 5 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2014-04-28 |
|
| 520-447
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-04-24 |
|
| 520-447
| 7 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2014-03-30 |
|
| 520-447
| 8 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2014-03-30 |
|
| 520-447
| 9 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-07-05 |
|
| 520-448
| A |
Tucson |
AZ |
TCSMAZCHDS0 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-448
| 0 |
Tucson |
AZ |
TCSMAZCHDS0 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
2014-06-26 |
|
| 520-448
| 1 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-07-05 |
|
| 520-448
| 2 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-08-31 |
|
| 520-448
| 3 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2014-08-31 |
|
| 520-448
| 4 |
Tucson |
AZ |
TCSMAZCHDS0 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
2014-06-26 |
|
| 520-448
| 5 |
Tucson |
AZ |
|
829J PAETEC ITEL, LLC |
668 |
|
2014-08-19 |
|
| 520-448
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-08-14 |
|
| 520-448
| 7 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-08-14 |
|
| 520-448
| 8 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2014-08-14 |
|
| 520-448
| 9 |
Tucson |
AZ |
TCSMAZCHDS0 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
668 |
|
2014-06-26 |
|
| 520-449
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-449
| 0 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-449
| 1 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-449
| 2 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-09-17 |
|
| 520-449
| 3 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2006-09-18 |
|
| 520-449
| 4 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-449
| 5 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2006-09-25 |
|
| 520-449
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2006-09-25 |
|
| 520-449
| 7 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-449
| 8 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2011-04-01 |
|
| 520-449
| 9 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-450
| A |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-450
| 0 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-450
| 1 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-450
| 2 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-450
| 3 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-450
| 4 |
Casa Grande |
AZ |
LNBTAZXCDS3 |
947E GILA LOCAL EXCHANGE CARRIER, INC. - AZ |
666 |
|
2011-05-07 |
|
| 520-450
| 5 |
Casa Grande |
AZ |
PHNZAZZJAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
666 |
|
2014-09-30 |
|
| 520-450
| 6 |
Casa Grande |
AZ |
PHNZAZZJAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
666 |
|
2015-07-30 |
|
| 520-450
| 7 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
2011-04-07 |
|
| 520-450
| 8 |
Casa Grande |
AZ |
PHNZAZZJAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
666 |
|
2013-05-15 |
|
| 520-450
| 9 |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-451
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-451
| 0 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2021-12-12 |
|
| 520-451
| 1 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2021-12-12 |
|
| 520-451
| 2 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2021-12-12 |
|
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Last updated: Sat, 04 Jul 2026 13:07:56 UTC
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