Local Calling Guide
Area code/prefix search
Houston, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 713-577
| 7 |
|
7421 AT&T - LOCAL |
560 |
|
|
|
| 713-577
| 8 |
|
7421 AT&T - LOCAL |
560 |
|
|
|
| 713-577
| 9 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-02-06 |
|
| 713-578
| A |
HSTNTXMCDS0 |
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 0 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2005-12-30 |
|
| 713-578
| 1 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 2 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 3 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 4 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 5 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 6 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 7 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 8 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-578
| 9 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-579
| A |
HSTOTX42DS2 |
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
|
|
| 713-580
| A |
HSTOTX42DS2 |
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
|
|
| 713-581
| A |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
|
|
| 713-581
| 0 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2008-05-08 |
|
| 713-581
| 1 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2008-05-09 |
|
| 713-581
| 2 |
|
829J PAETEC ITEL, LLC |
560 |
|
2009-10-03 |
|
| 713-581
| 3 |
|
903C ONVOY, LLC - TX |
560 |
|
2009-12-18 |
|
| 713-581
| 4 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2008-06-04 |
|
| 713-581
| 5 |
|
624H ONVOY SPECTRUM, LLC |
560 |
|
2022-05-22 |
|
| 713-581
| 6 |
|
903C ONVOY, LLC - TX |
560 |
|
2008-07-05 |
|
| 713-581
| 7 |
|
903C ONVOY, LLC - TX |
560 |
|
2008-07-05 |
|
| 713-581
| 8 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2008-07-18 |
|
| 713-581
| 9 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
560 |
|
2009-03-07 |
|
| 713-582
| A |
HSTNTX01GT5 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
|
|
| 713-583
| A |
HSTOTX42DS2 |
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
|
|
| 713-583
| 0 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 1 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 2 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 3 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 4 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 5 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 6 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 7 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 8 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-583
| 9 |
|
7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
560 |
|
2005-02-03 |
|
| 713-584
| A |
HSTNTXNADS1 |
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-584
| 0 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-07-11 |
|
| 713-584
| 1 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-584
| 2 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-584
| 3 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-07-11 |
|
| 713-584
| 4 |
|
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 713-584
| 5 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-10-21 |
|
| 713-584
| 6 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-08-25 |
|
| 713-584
| 7 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-07-11 |
|
| 713-584
| 8 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-07-11 |
|
| 713-584
| 9 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2005-07-11 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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