Local Calling Guide
Area code/prefix search
Dallas, TX
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-349
| 1 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2012-02-24 |
|
| 972-349
| 2 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-349
| 3 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-349
| 4 |
DLLSTXHM0MD |
829J PAETEC ITEL, LLC |
552 |
|
2016-12-26 |
|
| 972-349
| 5 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-349
| 6 |
DLLSTXJFPS1 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2012-01-30 |
|
| 972-349
| 7 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-349
| 8 |
DLLSTXJFPS1 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
2012-01-30 |
|
| 972-349
| 9 |
RCSNTXHVBMD |
516C AT&T CORP. |
552 |
|
2011-07-08 |
|
| 972-354
| A |
DLLSTXHW6MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
552 |
|
|
|
| 972-361
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-362
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-362
| 0 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-12 |
|
| 972-362
| 1 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-12 |
|
| 972-362
| 2 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-12 |
|
| 972-362
| 3 |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-362
| 4 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2014-10-18 |
|
| 972-362
| 5 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2014-10-18 |
|
| 972-362
| 6 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-12 |
|
| 972-362
| 7 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-362
| 8 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2014-04-04 |
|
| 972-362
| 9 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-12 |
|
| 972-364
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 0 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 1 |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-04-06 |
|
| 972-364
| 2 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 3 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 4 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 5 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 6 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 7 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-06-17 |
|
| 972-364
| 8 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-364
| 9 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-367
| A |
DLLSTXJFPS1 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-368
| A |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 0 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2018-04-07 |
|
| 972-371
| 1 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 2 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 3 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 4 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 5 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 6 |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-371
| 7 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2015-01-28 |
|
| 972-371
| 8 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2011-03-24 |
|
| 972-371
| 9 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2011-03-24 |
|
| 972-373
| A |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 0 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 1 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 2 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 3 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 4 |
|
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2015-01-21 |
|
| 972-373
| 5 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 6 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 7 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 8 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-373
| 9 |
DLLSTXNODS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-376
| A |
DLLSTXADDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-380
| A |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| A |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 0 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2019-07-18 |
|
| 972-381
| 1 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 2 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 3 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 4 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 5 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 6 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 7 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 8 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-381
| 9 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 0 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 1 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 2 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 3 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 4 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 5 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 6 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 7 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 8 |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-383
| 9 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2009-03-07 |
|
| 972-385
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-386
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-387
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-388
| A |
DLLSTXFBRS2 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-388
| 0 |
DLLSTXFBRS2 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-388
| 1 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2007-11-02 |
|
| 972-388
| 2 |
DLLSTXFBRS2 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-388
| 3 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-06-11 |
|
| 972-388
| 4 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2011-03-24 |
|
| 972-388
| 5 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2007-12-17 |
|
| 972-388
| 6 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2011-03-24 |
|
| 972-388
| 7 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2008-02-14 |
|
| 972-388
| 8 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2004-11-05 |
|
| 972-388
| 9 |
DLLSTXFBRS2 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-391
| A |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-391
| 0 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-391
| 1 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-391
| 2 |
DLLSTXEMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-391
| 3 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2011-03-24 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 >>
Last updated: Fri, 25 Jul 2025 03:21:23 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.