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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 346-843
| 3 |
Richmond-Rosenberg |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2018-04-23 |
|
| 346-843
| 4 |
Richmond-Rosenberg |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2018-09-13 |
|
| 346-843
| 5 |
Richmond-Rosenberg |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2019-06-02 |
|
| 346-843
| 6 |
Richmond-Rosenberg |
TX |
RSBGTXRRDS0 |
9533 SOUTHWESTERN BELL |
560 |
|
2017-02-14 |
|
| 346-843
| 7 |
Richmond-Rosenberg |
TX |
HSTNTX01X7X |
516C AT&T CORP. |
560 |
|
2016-08-13 |
|
| 346-843
| 8 |
Richmond-Rosenberg |
TX |
HSTQTX02DS4 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2018-12-09 |
|
| 346-843
| 9 |
Richmond-Rosenberg |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2017-08-13 |
|
| 346-844
| A |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 0 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 1 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 2 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 3 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 4 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 5 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 6 |
Deer Park |
TX |
HSTNTXJAX1Z |
839J EON TELECOM, INC. |
560 |
|
2024-11-28 |
|
| 346-844
| 8 |
Deer Park |
TX |
|
515J IP HORIZON LLC |
560 |
|
2025-03-01 |
|
| 346-844
| 9 |
Deer Park |
TX |
|
515J IP HORIZON LLC |
560 |
|
2025-03-01 |
|
| 346-845
| A |
Houston |
TX |
HSTNTX01MMD |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2024-12-20 |
|
| 346-845
| 0 |
Houston |
TX |
HSTNTXYAHMD |
073H TELNYX LLC |
560 |
|
2024-12-21 |
|
| 346-845
| 1 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2025-02-02 |
|
| 346-845
| 2 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2025-02-02 |
|
| 346-845
| 3 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2025-02-02 |
|
| 346-845
| 4 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2025-02-02 |
|
| 346-845
| 5 |
Houston |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-02-24 |
|
| 346-845
| 6 |
Houston |
TX |
HSTNTX01MMD |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2024-12-20 |
|
| 346-845
| 7 |
Houston |
TX |
HSTNTX01MMD |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2024-12-20 |
|
| 346-845
| 8 |
Houston |
TX |
HSTNTX01MMD |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2024-12-20 |
|
| 346-845
| 9 |
Houston |
TX |
HSTNTX01MMD |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2024-12-20 |
|
| 346-846
| A |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 0 |
Houston Suburban |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2025-01-06 |
|
| 346-846
| 1 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 2 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 3 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 4 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 5 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 6 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 7 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 8 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-846
| 9 |
Houston Suburban |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2025-01-04 |
|
| 346-847
| A |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 0 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 1 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 2 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 3 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 4 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 5 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 6 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 7 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 8 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
| 346-847
| 9 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2025-01-26 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 >>
Last updated: Fri, 10 Jul 2026 02:55:48 UTC
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