Local Calling Guide
Area code/prefix search
NPA: 520
[Rate centres in NPA 520]
[Dial plan for NPA 520]
Block: A
1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-200
| A |
Hayden |
AZ |
TCSNAZ64NMD |
7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
668 |
|
|
|
| 520-201
| A |
San Manuel |
AZ |
TCSNAZ64NMD |
7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
668 |
|
|
|
| 520-202
| A |
Tucson |
AZ |
TCSMAZSJAMD |
7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ |
668 |
|
|
|
| 520-203
| A |
Tucson |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
|
|
| 520-204
| A |
Tucson |
AZ |
|
829J PAETEC ITEL, LLC |
668 |
|
|
|
| 520-205
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-206
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-207
| A |
Tucson |
AZ |
TCSNAZMAXCY |
318J COMCAST IP PHONE, LLC |
668 |
|
|
|
| 520-208
| A |
Casa Grande |
AZ |
|
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
666 |
|
|
|
| 520-209
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-210
| A |
Tombstone |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
|
|
| 520-212
| A |
Cascabel |
AZ |
CSELAZXCDS0 |
2226 MIDVALE TELEPHONE EXCHANGE, INC. |
668 |
|
|
|
| 520-213
| A |
Casa Grande |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-214
| A |
Tucson |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
|
|
| 520-215
| A |
Blackwater |
AZ |
LNBTAZXCDS1 |
2179 GILA RIVER TELECOMM, INC. |
666 |
|
|
|
| 520-216
| A |
Nogales |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-217
| A |
Casa Grande |
AZ |
MRCPAZMADS0 |
9636 QWEST CORPORATION |
666 |
|
|
|
| 520-218
| A |
Tucson |
AZ |
TCSNAZNODS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-219
| A |
Tucson |
AZ |
TCSNAZNODS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-220
| A |
Sierra Vista |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-221
| A |
Benson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-222
| A |
Tucson |
AZ |
TCSNAZMADS1 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-223
| A |
Nogales |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
|
|
| 520-224
| A |
Sierra Vista |
AZ |
TCSNAZ64NMD |
7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
668 |
|
|
|
| 520-225
| A |
Tucson |
AZ |
TCSNAZNODS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-226
| A |
Sierra Vista |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
|
|
| 520-227
| A |
Sierra Vista |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-228
| A |
Tucson |
AZ |
TCSNAZCRDS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-229
| A |
Tucson |
AZ |
TCSNAZNODS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-230
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-231
| A |
Whitlow |
AZ |
PHNXAZMAXQX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
|
|
| 520-232
| A |
Tucson |
AZ |
TCSNAZCADS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-233
| A |
Casa Grande |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
|
|
| 520-234
| A |
Sierra Vista |
AZ |
|
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-235
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-236
| A |
Sierra Vista |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
|
|
| 520-237
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-238
| A |
Yuma |
AZ |
TEMPAZNR5MD |
6529 T-MOBILE USA, INC. |
666 |
|
|
|
| 520-239
| A |
Tucson |
AZ |
TCSNAZMAXKX |
7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ |
668 |
|
|
|
| 520-240
| A |
Tucson |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-241
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-242
| A |
Willcox |
AZ |
TCSNAZXGAMD |
6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ |
668 |
|
|
|
| 520-243
| A |
Tucson |
AZ |
TCSNAZSODS0 |
9636 QWEST CORPORATION |
668 |
|
|
|
| 520-244
| A |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-245
| A |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-246
| A |
Tucson |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
|
|
| 520-247
| A |
Tucson |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
|
|
| 520-248
| A |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-249
| A |
Sierra Vista |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
| 520-250
| A |
Tucson |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
|
|
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Last updated: Sun, 17 May 2026 03:26:51 UTC
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