Local Calling Guide
Area code/prefix search
Dallas, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-972
| A |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
|
|
| 972-972
| 0 |
|
5562 METROPCS, INC. |
552 |
|
2018-02-28 |
|
| 972-972
| 1 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2017-12-18 |
|
| 972-972
| 2 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2017-12-18 |
|
| 972-972
| 3 |
|
829J PAETEC ITEL, LLC |
552 |
|
2017-12-18 |
|
| 972-972
| 4 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2018-04-07 |
|
| 972-972
| 5 |
|
5562 METROPCS, INC. |
552 |
|
2018-02-28 |
|
| 972-972
| 6 |
|
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
2018-01-22 |
|
| 972-972
| 7 |
|
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
2018-01-22 |
|
| 972-972
| 8 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2018-04-07 |
|
| 972-972
| 9 |
|
903C ONVOY, LLC - TX |
552 |
|
2017-12-17 |
|
| 972-980
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 0 |
|
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2012-02-07 |
|
| 972-982
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 2 |
|
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2012-02-07 |
|
| 972-982
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 4 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 6 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-982
| 7 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2017-09-09 |
|
| 972-982
| 8 |
|
624H ONVOY SPECTRUM, LLC |
552 |
|
2024-01-18 |
|
| 972-982
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-991
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-993
| A |
DLLSTXHW6MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
552 |
|
|
|
| 972-994
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 2 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 4 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 6 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-11-15 |
|
| 972-994
| 7 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-994
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-995
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-996
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-996
| 0 |
|
829J PAETEC ITEL, LLC |
552 |
|
2007-06-11 |
|
| 972-996
| 1 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2010-09-04 |
|
| 972-996
| 2 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2010-09-04 |
|
| 972-996
| 3 |
|
829J PAETEC ITEL, LLC |
552 |
|
2009-10-20 |
|
| 972-996
| 4 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2007-03-16 |
|
| 972-996
| 5 |
|
829J PAETEC ITEL, LLC |
552 |
|
2008-06-29 |
|
| 972-996
| 6 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2008-10-30 |
|
| 972-996
| 7 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2011-05-06 |
|
| 972-996
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-996
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-997
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-997
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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