Local Calling Guide
Area code/prefix search
Dallas, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-216
| 7 |
DLLSTXMSDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-216
| 8 |
DLLSTXMSDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-216
| 9 |
DLLSTXMSDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| A |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 0 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2011-06-09 |
|
| 972-218
| 1 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 2 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 3 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 4 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 5 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 6 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 7 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-218
| 8 |
DLLSTXTAXTZ |
624H ONVOY SPECTRUM, LLC |
552 |
|
2021-12-19 |
|
| 972-218
| 9 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-220
| A |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 0 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 1 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 2 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 3 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 4 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 5 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 6 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 7 |
FRSCTXBJPS0 |
7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX |
552 |
|
|
|
| 972-220
| 8 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2008-03-18 |
|
| 972-220
| 9 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2008-03-18 |
|
| 972-222
| A |
DLLSTXMSDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-224
| A |
DLLSTXDNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-225
| A |
DLLSTXHUDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-226
| A |
DLLSTXSUDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-227
| A |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-228
| A |
DLLSTXDNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-231
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-232
| A |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 0 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 1 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 2 |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2011-06-09 |
|
| 972-232
| 3 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 4 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 5 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 6 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 7 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2011-07-07 |
|
| 972-232
| 8 |
DLLSTXJFDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
552 |
|
|
|
| 972-232
| 9 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2011-07-08 |
|
| 972-233
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-234
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-235
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-238
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-239
| A |
DLLSTXADDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-241
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-243
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-246
| A |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 0 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 1 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 2 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 3 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 4 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 5 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 6 |
DLLSTXRIXPZ |
7421 AT&T - LOCAL |
552 |
|
|
|
| 972-246
| 7 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2010-03-01 |
|
| 972-246
| 8 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-11-04 |
|
| 972-246
| 9 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2010-03-01 |
|
| 972-247
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-248
| A |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-250
| A |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| A |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 0 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 1 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 2 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 3 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2018-04-12 |
|
| 972-267
| 4 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 5 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 6 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2015-01-28 |
|
| 972-267
| 7 |
|
6529 T-MOBILE USA, INC. |
552 |
|
2025-05-12 |
|
| 972-267
| 8 |
|
6529 T-MOBILE USA, INC. |
552 |
|
2025-05-12 |
|
| 972-267
| 9 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-270
| A |
DLLSTXNMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| A |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 0 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 1 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 2 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 3 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 4 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 5 |
DLLSTXLNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 6 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-03-07 |
|
| 972-275
| 7 |
DLLSTXRNDS1 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-275
| 8 |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2005-07-15 |
|
| 972-275
| 9 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-03-07 |
|
| 972-277
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 0 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 1 |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-04-01 |
|
| 972-277
| 2 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 3 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 4 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 5 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 6 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 7 |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2012-02-23 |
|
| 972-277
| 8 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-277
| 9 |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-279
| A |
DLLSTXNMDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-280
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
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Last updated: Fri, 25 Jul 2025 03:21:23 UTC
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