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 |
| 346-966
| A |
Porter |
TX |
HSTNTXJAXBY |
965H FRACTEL, LLC |
560 |
|
|
|
| 346-966
| 0 |
Porter |
TX |
BYTWTXXARMD |
624H ONVOY SPECTRUM, LLC |
560 |
|
2021-11-26 |
|
| 346-966
| 1 |
Porter |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-07-12 |
|
| 346-966
| 2 |
Porter |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-07-12 |
|
| 346-966
| 3 |
Porter |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-07-12 |
|
| 346-966
| 4 |
Porter |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-07-12 |
|
| 346-966
| 5 |
Porter |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2021-10-09 |
|
| 346-966
| 6 |
Porter |
TX |
HSTNTXJAXBY |
965H FRACTEL, LLC |
560 |
|
2021-07-11 |
|
| 346-966
| 7 |
Porter |
TX |
HSTNTXMOX6X |
624H ONVOY SPECTRUM, LLC |
560 |
|
2021-07-14 |
|
| 346-966
| 8 |
Porter |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2021-10-09 |
|
| 346-966
| 9 |
Porter |
TX |
HSTNTX01G04 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2021-07-12 |
|
| 346-970
| A |
Bammel |
TX |
HSTATX750MD |
829J PAETEC ITEL, LLC |
560 |
|
2025-01-23 |
|
| 346-970
| 0 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 1 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 2 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 3 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 4 |
Bammel |
TX |
HSTATX750MD |
829J PAETEC ITEL, LLC |
560 |
|
2015-11-10 |
|
| 346-970
| 5 |
Bammel |
TX |
HSTATX750MD |
829J PAETEC ITEL, LLC |
560 |
|
2015-11-08 |
|
| 346-970
| 6 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 7 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 8 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-970
| 9 |
Bammel |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-11-29 |
|
| 346-971
| A |
Houston |
TX |
HSTNTXHODS0 |
9533 SOUTHWESTERN BELL |
560 |
|
|
|
| 346-971
| 0 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 1 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 2 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 3 |
Houston |
TX |
HSTNTXHODS0 |
9533 SOUTHWESTERN BELL |
560 |
|
2015-10-14 |
|
| 346-971
| 4 |
Houston |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-09-11 |
|
| 346-971
| 5 |
Houston |
TX |
HSTNTXYADS5 |
903C ONVOY, LLC - TX |
560 |
|
2021-09-11 |
|
| 346-971
| 6 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 7 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 8 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-971
| 9 |
Houston |
TX |
HSTDTXBGBMD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2015-10-15 |
|
| 346-977
| A |
Baytown |
TX |
HSTNTXJAXBY |
965H FRACTEL, LLC |
560 |
|
|
|
| 346-977
| 0 |
Baytown |
TX |
HSTDTXBG9MD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2019-11-21 |
|
| 346-977
| 1 |
Baytown |
TX |
HSTDTXBG9MD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2021-09-10 |
|
| 346-977
| 2 |
Baytown |
TX |
HSTNTXMOX7X |
318J COMCAST IP PHONE, LLC |
560 |
|
2020-08-23 |
|
| 346-977
| 3 |
Baytown |
TX |
BYTWTXXAHMD |
903C ONVOY, LLC - TX |
560 |
|
2024-11-07 |
|
| 346-977
| 4 |
Baytown |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2019-11-21 |
|
| 346-977
| 5 |
Baytown |
TX |
BYTWTXXAHMD |
903C ONVOY, LLC - TX |
560 |
|
2019-12-04 |
|
| 346-977
| 6 |
Baytown |
TX |
BYTWTXXAHMD |
903C ONVOY, LLC - TX |
560 |
|
2019-12-04 |
|
| 346-977
| 7 |
Baytown |
TX |
HSTNTXJAXBY |
965H FRACTEL, LLC |
560 |
|
2019-11-20 |
|
| 346-977
| 8 |
Baytown |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-04-22 |
|
| 346-977
| 9 |
Baytown |
TX |
HSTDTXBG9MD |
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2021-09-10 |
|
| 346-978
| A |
Langham Creek |
TX |
HSTNTX01X7X |
516C AT&T CORP. |
560 |
|
|
|
| 346-978
| 0 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2016-08-29 |
|
| 346-978
| 1 |
Langham Creek |
TX |
HSTNTX01GT5 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2016-09-01 |
|
| 346-978
| 2 |
Langham Creek |
TX |
HSTNTX01GT5 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2016-09-01 |
|
| 346-978
| 3 |
Langham Creek |
TX |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2016-10-07 |
|
| 346-978
| 4 |
Langham Creek |
TX |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2026-03-23 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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