Local Calling Guide
Area code/prefix search
NPA: 281
[Rate centres in NPA 281]
[Dial plan for NPA 281]
NXX: 661
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 281-661
| A |
Houston |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
|
|
| 281-661
| 0 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2010-01-30 |
|
| 281-661
| 1 |
Houston |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2010-06-13 |
|
| 281-661
| 2 |
Houston |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2009-05-25 |
|
| 281-661
| 3 |
Houston |
TX |
HSTOTX46DS0 |
7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
560 |
|
2009-08-13 |
|
| 281-661
| 4 |
Houston |
TX |
HSTATX750MD |
829J PAETEC ITEL, LLC |
560 |
|
2009-10-20 |
|
| 281-661
| 5 |
Houston |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2010-06-21 |
|
| 281-661
| 6 |
Houston |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2010-07-16 |
|
| 281-661
| 7 |
Houston |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2010-08-02 |
|
| 281-661
| 8 |
Houston |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2010-08-02 |
|
| 281-661
| 9 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2010-01-30 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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