Local Calling Guide
Area code/prefix search
Houston, TX
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 346-405
| 2 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-08-05 |
|
| 346-405
| 3 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2023-09-29 |
|
| 346-405
| 4 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2020-04-01 |
|
| 346-405
| 5 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2020-04-01 |
|
| 346-405
| 6 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2020-04-01 |
|
| 346-405
| 7 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2020-04-01 |
|
| 346-405
| 8 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
560 |
|
2020-04-01 |
|
| 346-405
| 9 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-08-05 |
|
| 346-406
| A |
HSTNTXJAX3Y |
073H TELNYX LLC |
560 |
|
|
|
| 346-406
| 0 |
|
903C ONVOY, LLC - TX |
560 |
|
2017-03-04 |
|
| 346-406
| 1 |
|
073H TELNYX LLC |
560 |
|
2017-01-23 |
|
| 346-406
| 2 |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2018-01-10 |
|
| 346-406
| 3 |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2018-01-10 |
|
| 346-406
| 4 |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2018-01-10 |
|
| 346-406
| 5 |
|
318J COMCAST IP PHONE, LLC |
560 |
|
2018-01-10 |
|
| 346-406
| 6 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2018-01-15 |
|
| 346-406
| 7 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2018-01-15 |
|
| 346-406
| 8 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2018-01-15 |
|
| 346-406
| 9 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2018-01-15 |
|
| 346-407
| A |
HSTWTXUFAMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
|
|
| 346-407
| 0 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2019-12-12 |
|
| 346-407
| 1 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2019-12-12 |
|
| 346-407
| 2 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 3 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 4 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 5 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 6 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 7 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 8 |
|
829J PAETEC ITEL, LLC |
560 |
|
2020-08-28 |
|
| 346-407
| 9 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2020-09-07 |
|
| 346-426
| A |
HSTNTXJAXCY |
321J HD CARRIER LLC |
560 |
|
|
|
| 346-426
| 0 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2020-04-09 |
|
| 346-426
| 1 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
560 |
|
2020-04-09 |
|
| 346-426
| 2 |
|
903C ONVOY, LLC - TX |
560 |
|
2020-04-27 |
|
| 346-426
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
560 |
|
2020-01-04 |
|
| 346-426
| 4 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-03-19 |
|
| 346-426
| 5 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-03-19 |
|
| 346-426
| 6 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-03-19 |
|
| 346-426
| 7 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
560 |
|
2020-04-09 |
|
| 346-426
| 8 |
|
903C ONVOY, LLC - TX |
560 |
|
2020-04-27 |
|
| 346-426
| 9 |
|
321J HD CARRIER LLC |
560 |
|
2019-12-22 |
|
| 346-428
| A |
HSTNTXJAXJY |
478J NUSO, LLC |
560 |
|
|
|
| 346-428
| 0 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2020-09-26 |
|
| 346-428
| 1 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 2 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 3 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 4 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 5 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 6 |
|
478J NUSO, LLC |
560 |
|
2020-09-25 |
|
| 346-428
| 7 |
|
6701 AERIAL COMMUNICATIONS, INC. |
560 |
|
2020-09-26 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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