Local Calling Guide
Area code/prefix search
NPA: 346
[Rate centres in NPA 346]
[Dial plan for NPA 346]
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 346-601
| 3 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-20 |
|
| 346-601
| 4 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-20 |
|
| 346-601
| 5 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-20 |
|
| 346-601
| 6 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-20 |
|
| 346-601
| 7 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-20 |
|
| 346-601
| 8 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2023-01-11 |
|
| 346-601
| 9 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2023-01-11 |
|
| 346-602
| A |
Baytown |
TX |
HSTNTXJAX6Z |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
|
|
| 346-602
| 0 |
Baytown |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2023-11-27 |
|
| 346-602
| 1 |
Baytown |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2023-11-27 |
|
| 346-602
| 2 |
Baytown |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2023-11-27 |
|
| 346-602
| 3 |
Baytown |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2023-11-27 |
|
| 346-602
| 4 |
Baytown |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-07-30 |
|
| 346-602
| 5 |
Baytown |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-07-30 |
|
| 346-602
| 6 |
Baytown |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-10-24 |
|
| 346-602
| 7 |
Baytown |
TX |
|
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
560 |
|
2023-09-29 |
|
| 346-602
| 8 |
Baytown |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-01-01 |
|
| 346-602
| 9 |
Baytown |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-01-01 |
|
| 346-603
| A |
Alvin |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
|
|
| 346-603
| 0 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-17 |
|
| 346-603
| 1 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-17 |
|
| 346-603
| 2 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-17 |
|
| 346-603
| 3 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-17 |
|
| 346-603
| 4 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-08-31 |
|
| 346-603
| 5 |
Alvin |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2022-12-29 |
|
| 346-603
| 6 |
Alvin |
TX |
|
073H TELNYX LLC |
560 |
|
2023-01-02 |
|
| 346-603
| 7 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-06-22 |
|
| 346-603
| 8 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-06-22 |
|
| 346-603
| 9 |
Alvin |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-06-22 |
|
| 346-604
| A |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
|
|
| 346-604
| 0 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 1 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 2 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 3 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 4 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 5 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 6 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 7 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2022-12-30 |
|
| 346-604
| 8 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-04-14 |
|
| 346-604
| 9 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-04-14 |
|
| 346-605
| A |
Houston Suburban |
TX |
HSTDTXBGBMD |
5562 METROPCS, INC. |
560 |
|
|
|
| 346-605
| 0 |
Houston Suburban |
TX |
|
5562 METROPCS, INC. |
560 |
|
2023-01-06 |
|
| 346-605
| 1 |
Houston Suburban |
TX |
|
5562 METROPCS, INC. |
560 |
|
2023-01-06 |
|
| 346-605
| 2 |
Houston Suburban |
TX |
|
5562 METROPCS, INC. |
560 |
|
2023-01-06 |
|
| 346-605
| 3 |
Houston Suburban |
TX |
|
5562 METROPCS, INC. |
560 |
|
2023-01-06 |
|
| 346-605
| 4 |
Houston Suburban |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-12-17 |
|
| 346-605
| 5 |
Houston Suburban |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-12-17 |
|
| 346-605
| 6 |
Houston Suburban |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-12-17 |
|
| 346-605
| 7 |
Houston Suburban |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2023-12-17 |
|
| 346-605
| 8 |
Houston Suburban |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2023-10-14 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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