Local Calling Guide
Area code/prefix search
NPA: 346
[Rate centres in NPA 346]
[Dial plan for NPA 346]
NXX: 487
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 346-487
| A |
Seabrook |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
|
|
| 346-487
| 0 |
Seabrook |
TX |
BYTWTXXARMD |
624H ONVOY SPECTRUM, LLC |
560 |
|
2021-11-26 |
|
| 346-487
| 1 |
Seabrook |
TX |
BYTWTXXARMD |
624H ONVOY SPECTRUM, LLC |
560 |
|
2021-11-26 |
|
| 346-487
| 2 |
Seabrook |
TX |
BYTWTXXARMD |
624H ONVOY SPECTRUM, LLC |
560 |
|
2022-03-21 |
|
| 346-487
| 3 |
Seabrook |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2023-07-22 |
|
| 346-487
| 4 |
Seabrook |
TX |
HSTNTXJAXGY |
516J TON80 COMMUNICATIONS, LLC |
560 |
|
2022-02-03 |
|
| 346-487
| 5 |
Seabrook |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-09-24 |
|
| 346-487
| 6 |
Seabrook |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-09-24 |
|
| 346-487
| 7 |
Seabrook |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2023-09-17 |
|
| 346-487
| 8 |
Seabrook |
TX |
HSTNTXYAHMD |
073H TELNYX LLC |
560 |
|
2023-02-10 |
|
| 346-487
| 9 |
Seabrook |
TX |
HSTNTXJAXLX |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
560 |
|
2023-08-27 |
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.