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 |
| 520-829
| 9 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2005-01-19 |
|
| 520-831
| A |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-831
| 0 |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-831
| 1 |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-831
| 3 |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-831
| 4 |
Prescott |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-833
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-833
| 0 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2015-11-25 |
|
| 520-833
| 1 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2015-11-25 |
|
| 520-833
| 2 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2015-12-08 |
|
| 520-833
| 3 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2016-06-15 |
|
| 520-833
| 4 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2016-06-15 |
|
| 520-833
| 5 |
Tucson |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
2015-10-26 |
|
| 520-833
| 6 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2016-08-04 |
|
| 520-833
| 7 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2016-09-08 |
|
| 520-833
| 8 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2015-09-30 |
|
| 520-833
| 9 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2017-07-04 |
|
| 520-834
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-834
| 0 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-834
| 1 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-834
| 2 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 3 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 4 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 5 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 6 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 7 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-03-17 |
|
| 520-834
| 8 |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2006-08-28 |
|
| 520-834
| 9 |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-836
| A |
Casa Grande |
AZ |
CSGRAZMADS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 520-837
| A |
Tucson |
AZ |
TCSNAZMAXKX |
7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ |
668 |
|
|
|
| 520-837
| 0 |
Tucson |
AZ |
TCSNAZMAXKX |
7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ |
668 |
|
|
|
| 520-837
| 1 |
Tucson |
AZ |
TCSNAZMAXIX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
668 |
|
2010-06-18 |
|
| 520-837
| 2 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 3 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 4 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 5 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 6 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 7 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 8 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
2005-07-28 |
|
| 520-837
| 9 |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
2008-10-30 |
|
| 520-838
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 0 |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
2008-02-29 |
|
| 520-838
| 1 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-03-20 |
|
| 520-838
| 2 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 3 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 4 |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-12-16 |
|
| 520-838
| 5 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 6 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 7 |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-838
| 8 |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2005-08-11 |
|
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Last updated: Sat, 04 Jul 2026 13:07:56 UTC
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