RIGRANDECY prefixes in area code 956
NANPA records 16 assigned NXX blocks to rate center RIGRANDECY in area code 956, 2.2% of the 735 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 6 holders hold those blocks, the largest being NEW CINGULAR WIRELESS PCS, LLC - IL (4), METROPCS, INC. (4), FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (4). The earliest assignment on record here is 2001-05-24 and the most recent 2023-08-22. 14 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.
Prefixes assigned here
| Prefix | Holder of record | Assigned | Pooled | In service |
|---|---|---|---|---|
| 956-256 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2008-05-27 | yes | yes |
| 956-257 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2011-05-27 | yes | yes |
| 956-263 | T-Mobile METROPCS, INC. | 2003-02-11 | yes | yes |
| 956-317 | T-Mobile METROPCS, INC. | 2009-11-16 | yes | yes |
| 956-352 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | 2013-06-17 | yes | yes |
| 956-370 | Bandwidth BANDWIDTH.COM CLEC, LLC - TX | 2017-01-18 | yes | yes |
| 956-416 | T-Mobile METROPCS, INC. | 2014-12-19 | yes | yes |
| 956-476 | Onvoy ONVOY, LLC - TX | 2019-07-25 | yes | yes |
| 956-487 | Frontier FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | – | no | yes |
| 956-488 | Frontier FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | – | no | yes |
| 956-500 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | yes | yes |
| 956-573 | Frontier FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 2001-05-24 | yes | yes |
| 956-696 | Charter ONVOY SPECTRUM, LLC | 2021-05-27 | yes | yes |
| 956-716 | Frontier FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | – | yes | yes |
| 956-735 | T-Mobile METROPCS, INC. | 2002-10-02 | yes | yes |
| 956-738 | Onvoy ONVOY, LLC - TX | 2023-08-22 | yes | yes |
The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.
Who holds the blocks
| Holder | Brand | Blocks | Share here |
|---|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - IL | AT&T | 4 | 25% |
| METROPCS, INC. | T-Mobile | 4 | 25% |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Frontier | 4 | 25% |
| ONVOY, LLC - TX | Onvoy | 2 | 12.5% |
| BANDWIDTH.COM CLEC, LLC - TX | Bandwidth | 1 | 6.2% |
| ONVOY SPECTRUM, LLC | Charter | 1 | 6.2% |
Frequently asked
Which prefixes belong to RIGRANDECY in area code 956?
16 blocks: 256, 257, 263, 317, 352, 370, 416, 476, 487, 488, 500, 573 and 4 more, all listed in the table above.
Which carriers have numbers in RIGRANDECY?
NEW CINGULAR WIRELESS PCS, LLC - IL (4 blocks), METROPCS, INC. (4 blocks), FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (4 blocks), ONVOY, LLC - TX (2 blocks), BANDWIDTH.COM CLEC, LLC - TX (1 block), ONVOY SPECTRUM, LLC (1 block). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.
Is RIGRANDECY a city?
It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.