Local Calling Guide
Area code/prefix search
Dallas, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-232
| 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 |
|
6529 T-MOBILE USA, INC. |
552 |
|
2018-04-12 |
|
| 972-267
| 4 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 5 |
DLLSTXREDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-267
| 6 |
|
6529 T-MOBILE USA, 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 |
|
|
|
<< 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 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 >>
Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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