Local Calling Guide
Area code/prefix search
NPA: 520
[Rate centres in NPA 520]
[Dial plan for NPA 520]
NXX: 254
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-254
| A |
Willcox |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
|
|
| 520-254
| 0 |
Willcox |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2008-05-08 |
|
| 520-254
| 1 |
Willcox |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2015-01-23 |
|
| 520-254
| 2 |
Willcox |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2005-09-16 |
|
| 520-254
| 3 |
Willcox |
AZ |
TCSMAZCH1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
668 |
|
2008-03-04 |
|
| 520-254
| 4 |
Willcox |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2005-01-30 |
|
| 520-254
| 5 |
Willcox |
AZ |
TCSNAZMAVMD |
3285 LEVEL 3 COMMUNICATIONS, LLC - AZ |
668 |
|
2008-04-28 |
|
| 520-254
| 6 |
Willcox |
AZ |
TCSNAZMAXHX |
630E ONVOY, LLC - AZ |
668 |
|
2007-05-26 |
|
| 520-254
| 7 |
Willcox |
AZ |
TCSMAZOI3MD |
6529 T-MOBILE USA, INC. |
668 |
|
2006-09-17 |
|
| 520-254
| 8 |
Willcox |
AZ |
TCSNAZXGDS0 |
7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ |
668 |
|
2015-03-20 |
|
| 520-254
| 9 |
Willcox |
AZ |
TCSMAZOI3MD |
5562 METROPCS, INC. |
668 |
|
2004-07-08 |
|
Last updated: Sat, 05 Apr 2025 03:03:23 UTC
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