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 |
| 346-223
| 7 |
Houston |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2016-03-21 |
|
| 346-223
| 8 |
Houston |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2016-03-21 |
|
| 346-223
| 9 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-05-06 |
|
| 346-224
| A |
Spring |
TX |
HSTNTXMOX7X |
318J COMCAST IP PHONE, LLC |
560 |
|
|
|
| 346-224
| 0 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 1 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 2 |
Spring |
TX |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2015-08-06 |
|
| 346-224
| 3 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 4 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 5 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 6 |
Spring |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-07 |
|
| 346-224
| 7 |
Spring |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2015-08-29 |
|
| 346-224
| 8 |
Spring |
TX |
|
516C AT&T CORP. |
560 |
|
2015-08-31 |
|
| 346-224
| 9 |
Spring |
TX |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2015-10-05 |
|
| 346-225
| A |
Tomball |
TX |
HSTNTX01GT5 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
|
|
| 346-225
| 0 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 1 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 2 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 3 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 4 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 5 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 6 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 7 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 8 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-225
| 9 |
Tomball |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-08-21 |
|
| 346-226
| A |
Houston |
TX |
HSTNTXMOX7X |
318J COMCAST IP PHONE, LLC |
560 |
|
|
|
| 346-226
| 0 |
Houston |
TX |
|
515J IP HORIZON LLC |
560 |
|
2016-03-28 |
|
| 346-226
| 1 |
Houston |
TX |
|
515J IP HORIZON LLC |
560 |
|
2016-03-28 |
|
| 346-226
| 2 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-04-22 |
|
| 346-226
| 3 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-04-22 |
|
| 346-226
| 4 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-04-22 |
|
| 346-226
| 5 |
Houston |
TX |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2016-03-20 |
|
| 346-226
| 6 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-04-22 |
|
| 346-226
| 7 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-04-22 |
|
| 346-226
| 8 |
Houston |
TX |
|
903C ONVOY, LLC - TX |
560 |
|
2016-05-06 |
|
| 346-226
| 9 |
Houston |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2016-05-09 |
|
| 346-227
| A |
Houston |
TX |
HSTNTXMOX7X |
318J COMCAST IP PHONE, LLC |
560 |
|
|
|
| 346-227
| 0 |
Houston |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2016-05-09 |
|
| 346-227
| 1 |
Houston |
TX |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
560 |
|
2016-04-21 |
|
| 346-227
| 2 |
Houston |
TX |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2016-03-20 |
|
| 346-227
| 3 |
Houston |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2016-05-09 |
|
| 346-227
| 4 |
Houston |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2016-05-09 |
|
| 346-227
| 5 |
Houston |
TX |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2016-05-02 |
|
| 346-227
| 6 |
Houston |
TX |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2016-05-02 |
|
| 346-227
| 7 |
Houston |
TX |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2016-05-02 |
|
| 346-227
| 8 |
Houston |
TX |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2017-04-20 |
|
| 346-227
| 9 |
Houston |
TX |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2016-05-09 |
|
| 346-228
| A |
Houston |
TX |
HSTNTX01GT5 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
|
|
| 346-228
| 0 |
Houston |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-05-23 |
|
| 346-228
| 1 |
Houston |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
560 |
|
2015-05-23 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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