Local Calling Guide
Area code/prefix search
Austin, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 512-442
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-443
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-444
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-445
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-447
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-448
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-450
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-450
| 0 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-450
| 1 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-450
| 2 |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
2005-10-23 |
|
| 512-450
| 3 |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
2005-10-23 |
|
| 512-450
| 4 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-450
| 5 |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2005-09-23 |
|
| 512-450
| 6 |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2005-09-23 |
|
| 512-450
| 7 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-450
| 8 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-450
| 9 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-451
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-452
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-453
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-454
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| A |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 0 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 1 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2017-08-25 |
|
| 512-457
| 2 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 3 |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2009-09-30 |
|
| 512-457
| 4 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 5 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 6 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 7 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 8 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-457
| 9 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2013-08-09 |
|
| 512-458
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 0 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2017-08-25 |
|
| 512-458
| 1 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 2 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 3 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 4 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 5 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 6 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 7 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 8 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-458
| 9 |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-459
| A |
AUSTTXHODS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-460
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-460
| 0 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2017-08-04 |
|
| 512-460
| 1 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2017-08-04 |
|
| 512-460
| 2 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-460
| 3 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-460
| 4 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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