Local Calling Guide
Area code/prefix search
NPA: 520
[Rate centres in NPA 520]
[Dial plan for NPA 520]
NXX: 438
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 520-438
| A |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
|
|
| 520-438
| 0 |
Whitlow |
AZ |
PHNXAZ19DS3 |
579F PEERLESS NETWORK OF ARIZONA, LLC - AZ |
666 |
|
2019-12-03 |
|
| 520-438
| 1 |
Whitlow |
AZ |
PHNXAZ28VMD |
073H TELNYX LLC |
666 |
|
2020-08-20 |
|
| 520-438
| 2 |
Whitlow |
AZ |
PHNXAZMAXZY |
506J TWILIO INTERNATIONAL, INC. |
666 |
|
2020-12-04 |
|
| 520-438
| 3 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2020-05-26 |
|
| 520-438
| 4 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2020-05-26 |
|
| 520-438
| 5 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2020-09-10 |
|
| 520-438
| 6 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2020-09-10 |
|
| 520-438
| 7 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2019-12-02 |
|
| 520-438
| 8 |
Whitlow |
AZ |
PHNXAZ28DS3 |
630E ONVOY, LLC - AZ |
666 |
|
2019-12-02 |
|
| 520-438
| 9 |
Whitlow |
AZ |
PHNXAZMAXQX |
587F BANDWIDTH.COM CLEC, LLC - AZ |
666 |
|
2020-11-20 |
|
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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