Local Calling Guide
Area code/prefix search
NPA: 903
[Rate centres in NPA 903]
[Dial plan for NPA 903]
<< 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
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 903-997
| 3 |
Whitewright |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2021-03-07 |
|
| 903-997
| 5 |
Whitewright |
TX |
DLLSTX97X9X |
516J TON80 COMMUNICATIONS, LLC |
552 |
|
2021-10-14 |
|
| 903-997
| 8 |
Whitewright |
TX |
DLLSTXTAXTZ |
624H ONVOY SPECTRUM, LLC |
552 |
|
2024-05-04 |
|
| 903-997
| 9 |
Whitewright |
TX |
|
145J TERRA NOVA TELECOM INC. |
552 |
|
2021-05-16 |
|
| 903-998
| A |
Corsicana |
TX |
FTWOTXEDX1Z |
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
|
|
| 903-998
| 0 |
Corsicana |
TX |
DLLTTXID1MD |
6529 T-MOBILE USA, INC. |
552 |
|
2022-02-04 |
|
| 903-998
| 1 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2023-08-12 |
|
| 903-998
| 2 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2023-08-12 |
|
| 903-998
| 3 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2023-08-12 |
|
| 903-998
| 4 |
Corsicana |
TX |
DLLSTX97XGX |
490J BOOST SUBSCRIBERCO L.L.C. |
552 |
|
2023-01-15 |
|
| 903-998
| 5 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2023-08-12 |
|
| 903-998
| 6 |
Corsicana |
TX |
FTWOTXEDX1Z |
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
552 |
|
2021-05-27 |
|
| 903-998
| 7 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2021-11-21 |
|
| 903-998
| 8 |
Corsicana |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2021-11-21 |
|
| 903-998
| 9 |
Corsicana |
TX |
DLLTTXID1MD |
6529 T-MOBILE USA, INC. |
552 |
|
2022-02-04 |
|
| 903-999
| A |
Martins Mill |
TX |
DLLATX58DS1 |
319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX |
552 |
|
|
|
| 903-999
| 0 |
Martins Mill |
TX |
DLLSTX97X6X |
145J TERRA NOVA TELECOM INC. |
552 |
|
2025-08-15 |
|
| 903-999
| 1 |
Martins Mill |
TX |
ATHNTXXATMD |
903C ONVOY, LLC - TX |
552 |
|
2016-04-11 |
|
| 903-999
| 2 |
Martins Mill |
TX |
ATHNTXXATMD |
903C ONVOY, LLC - TX |
552 |
|
2016-04-11 |
|
| 903-999
| 3 |
Martins Mill |
TX |
DLLSTXRIZMD |
793K TWC IP ENABLED SERVICES, LLC |
552 |
|
2023-04-23 |
|
| 903-999
| 7 |
Martins Mill |
TX |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2014-05-16 |
|
| 903-999
| 8 |
Martins Mill |
TX |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2020-03-09 |
|
| 903-999
| 9 |
Martins Mill |
TX |
DLLATX58DS1 |
319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX |
552 |
|
2016-05-15 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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