SOUTHWESTERN BELL
83 prefixes in 832 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 832-223 | RICHMNRNBG | 9533 | — | Yes |
| 832-227 | BARKER | 9533 | 2010-01-18 | Yes |
| 832-237 | SATSUMA | 9533 | — | Yes |
| 832-238 | HOUSTON | 9533 | 2001-02-12 | Yes |
| 832-239 | HOUSTON | 9533 | — | Yes |
| 832-242 | HOUSTON | 9533 | — | Yes |
| 832-243 | HSTNSUBURB | 9533 | — | Yes |
| 832-246 | SPRING | 9533 | 2007-09-04 | Yes |
| 832-249 | BAMMEL | 9533 | — | Yes |
| 832-251 | HOUSTON | 9533 | — | Yes |
| 832-252 | HOUSTON | 9533 | — | Yes |
| 832-260 | HOUSTON | 9533 | 2001-06-06 | Yes |
| 832-288 | HSTNSUBURB | 9533 | — | Yes |
| 832-328 | HSTNSUBURB | 9533 | — | Yes |
| 832-348 | BAMMEL | 9533 | — | Yes |
| 832-351 | HSTNSUBURB | 9533 | — | Yes |
| 832-354 | HOUSTON | 9533 | 2001-07-12 | — |
| 832-355 | HOUSTON | 9533 | 2001-07-12 | — |
| 832-358 | HOUSTON | 9533 | — | Yes |
| 832-366 | HOUSTON | 9533 | — | Yes |
| 832-375 | BAMMEL | 9533 | — | Yes |
| 832-379 | HSTNSUBURB | 9533 | 2001-02-08 | Yes |
| 832-386 | HOUSTON | 9533 | — | Yes |
| 832-393 | HOUSTON | 9533 | 2001-09-17 | — |
| 832-394 | HOUSTON | 9533 | 2001-09-17 | — |
| 832-395 | HOUSTON | 9533 | 2001-09-17 | — |
| 832-397 | HOUSTON | 9533 | — | Yes |
| 832-398 | HOUSTON | 9533 | — | Yes |
| 832-466 | HOUSTON | 9533 | — | Yes |
| 832-467 | HSTNSUBURB | 9533 | — | — |
| 832-471 | RICHMNRNBG | 9533 | 2011-05-31 | Yes |
| 832-484 | BAMMEL | 9533 | — | Yes |
| 832-486 | HSTNSUBURB | 9533 | — | Yes |
| 832-487 | HOUSTON | 9533 | 2001-06-15 | Yes |
| 832-488 | HOUSTON | 9533 | 2001-06-27 | Yes |
| 832-513 | BAMMEL | 9533 | 2001-01-10 | Yes |
| 832-534 | TOMBALL | 9533 | 2010-05-04 | Yes |
| 832-584 | HOUSTON | 9533 | 2001-02-12 | Yes |
| 832-585 | SPRING | 9533 | 2001-03-02 | Yes |
| 832-587 | BARKER | 9533 | 2001-09-17 | — |
| 832-590 | HSTNSUBURB | 9533 | — | Yes |
| 832-593 | LANGHAMCRK | 9533 | — | Yes |
| 832-595 | RICHMNRNBG | 9533 | — | — |
| 832-601 | BAMMEL | 9533 | — | — |
| 832-618 | HOUSTON | 9533 | — | Yes |
| 832-636 | SPRING | 9533 | — | — |
| 832-657 | HOUSTON | 9533 | — | Yes |
| 832-658 | HOUSTON | 9533 | — | Yes |
| 832-663 | SPRING | 9533 | 2010-07-13 | Yes |
| 832-668 | HOUSTON | 9533 | — | Yes |
| 832-673 | HOUSTON | 9533 | — | Yes |
| 832-675 | HOUSTON | 9533 | 2001-02-12 | Yes |
| 832-676 | HOUSTON | 9533 | — | — |
| 832-681 | HOUSTON | 9533 | 2001-02-12 | Yes |
| 832-688 | SATSUMA | 9533 | 2001-10-03 | Yes |
| 832-717 | TOMBALL | 9533 | — | Yes |
| 832-730 | HOUSTON | 9533 | — | Yes |
| 832-733 | HOUSTON | 9533 | 2013-04-11 | Yes |
| 832-736 | HSTNSUBURB | 9533 | 2001-03-07 | Yes |
| 832-750 | HOUSTON | 9533 | 2013-06-24 | Yes |
| 832-751 | HOUSTON | 9533 | 2013-06-17 | Yes |
| 832-765 | HOUSTON | 9533 | 2012-05-14 | Yes |
| 832-773 | CYPRESS | 9533 | 2012-11-12 | Yes |
| 832-778 | HOUSTON | 9533 | 2001-03-01 | Yes |
| 832-782 | HOUSTON | 9533 | — | Yes |
| 832-809 | BARKER | 9533 | 2013-05-15 | Yes |
| 832-813 | SPRING | 9533 | — | Yes |
| 832-822 | HOUSTON | 9533 | 2001-04-10 | — |
| 832-824 | HOUSTON | 9533 | — | — |
| 832-825 | HOUSTON | 9533 | — | — |
| 832-826 | HOUSTON | 9533 | — | — |
| 832-828 | HOUSTON | 9533 | 2001-04-10 | — |
| 832-830 | HOUSTON | 9533 | 2001-09-13 | Yes |
| 832-836 | BAMMEL | 9533 | 2014-09-04 | Yes |
| 832-842 | HOUSTON | 9533 | 2002-08-28 | Yes |
| 832-851 | HOUSTON | 9533 | 2001-01-26 | Yes |
| 832-852 | HOUSTON | 9533 | 2001-01-26 | Yes |
| 832-854 | HOUSTON | 9533 | 2001-01-26 | — |
| 832-912 | SATSUMA | 9533 | — | Yes |
| 832-927 | HOUSTON | 9533 | 2014-07-01 | Yes |
| 832-934 | PINEHURST | 9533 | — | Yes |
| 832-955 | HSTNSUBURB | 9533 | — | Yes |
| 832-957 | WESTFIELD | 9533 | 2014-08-04 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.