Local Calling Guide
Area code/prefix search
Carrollton, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-798
| 7 |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2024-12-03 |
|
| 972-798
| 8 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-10-28 |
|
| 972-798
| 9 |
FRBRTXBLGT9 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2024-09-20 |
|
| 972-810
| A |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-810
| 0 |
|
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2012-02-17 |
|
| 972-810
| 1 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2013-07-28 |
|
| 972-810
| 2 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2013-11-04 |
|
| 972-810
| 3 |
IRNGTXXBXTY |
903C ONVOY, LLC - TX |
552 |
|
2011-11-15 |
|
| 972-810
| 4 |
DLLSTXHM0MD |
829J PAETEC ITEL, LLC |
552 |
|
2011-09-13 |
|
| 972-810
| 5 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2011-09-11 |
|
| 972-810
| 6 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2013-01-23 |
|
| 972-810
| 7 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2012-02-19 |
|
| 972-810
| 8 |
DLLRTXVM0MD |
506J TWILIO INTERNATIONAL, INC. |
552 |
|
2013-11-29 |
|
| 972-810
| 9 |
DLLRTXVM0MD |
506J TWILIO INTERNATIONAL, INC. |
552 |
|
2013-11-29 |
|
| 972-820
| A |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 0 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 1 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
2007-05-19 |
|
| 972-820
| 2 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 3 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 4 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 5 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 6 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 7 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 8 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-820
| 9 |
DLLSTXREDS0 |
7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX |
552 |
|
|
|
| 972-862
| A |
CRTNTXXCDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-939
| A |
CRTNTXXBDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
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Last updated: Sun, 07 Dec 2025 22:02:11 UTC
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