SOUTHWESTERN BELL
128 prefixes in 573 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 573-204 | JACKSON | 9533 | — | Yes |
| 573-218 | FARMINGTON | 9533 | — | Yes |
| 573-221 | HANNIBAL | 9533 | — | — |
| 573-222 | PUXICO | 9533 | — | Yes |
| 573-229 | META | 9533 | — | Yes |
| 573-231 | HANNIBAL | 9533 | — | Yes |
| 573-238 | MARBLEHILL | 9533 | — | Yes |
| 573-242 | CLARKSVL | 9533 | — | Yes |
| 573-243 | JACKSON | 9533 | — | — |
| 573-246 | CAMPBELL | 9533 | — | Yes |
| 573-248 | HANNIBAL | 9533 | — | Yes |
| 573-262 | ORAN | 9533 | — | Yes |
| 573-264 | SCOTT CITY | 9533 | — | Yes |
| 573-266 | OAK RIDGE | 9533 | — | Yes |
| 573-267 | CENTER | 9533 | — | Yes |
| 573-276 | MALDEN | 9533 | — | Yes |
| 573-283 | ESSEX | 9533 | — | Yes |
| 573-290 | CAPEGIRARD | 9533 | — | Yes |
| 573-302 | LKOZKOSBCH | 9533 | — | Yes |
| 573-317 | CAMDENTON | 9533 | — | Yes |
| 573-324 | BOWLNGGREN | 9533 | — | Yes |
| 573-327 | FLAT RIVER | 9533 | — | Yes |
| 573-328 | QULIN | 9533 | — | Yes |
| 573-331 | CAPEGIRARD | 9533 | — | Yes |
| 573-332 | CAPEGIRARD | 9533 | — | Yes |
| 573-333 | CARUTHRSVL | 9533 | — | Yes |
| 573-334 | CAPEGIRARD | 9533 | — | — |
| 573-335 | CAPEGIRARD | 9533 | — | — |
| 573-339 | CAPEGIRARD | 9533 | — | Yes |
| 573-343 | PUXICO | 9533 | 2003-01-10 | Yes |
| 573-345 | CLIMAX SPG | 9533 | — | Yes |
| 573-346 | CAMDENTON | 9533 | — | — |
| 573-347 | CLIMAX SPG | 9533 | — | Yes |
| 573-348 | LKOZKOSBCH | 9533 | — | — |
| 573-358 | BONNETERRE | 9533 | — | Yes |
| 573-359 | HAYTI | 9533 | — | Yes |
| 573-363 | MACKSCREEK | 9533 | — | Yes |
| 573-365 | LKOZKOSBCH | 9533 | — | — |
| 573-369 | TUSCUMBIA | 9533 | — | Yes |
| 573-372 | GRAVOIS ML | 9533 | — | Yes |
| 573-374 | GRAVOIS ML | 9533 | — | — |
| 573-378 | VERSAILLES | 9533 | — | — |
| 573-379 | PORTAGEVL | 9533 | — | Yes |
| 573-392 | ELDON | 9533 | — | — |
| 573-396 | RISCO | 9533 | — | Yes |
| 573-406 | HANNIBAL | 9533 | — | Yes |
| 573-422 | VIENNA | 9533 | — | Yes |
| 573-431 | FLAT RIVER | 9533 | — | — |
| 573-448 | GIDEON | 9533 | — | Yes |
| 573-455 | WESTPHALIA | 9533 | — | Yes |
| 573-471 | SIKESTON | 9533 | — | — |
| 573-472 | SIKESTON | 9533 | — | — |
| 573-473 | MEXICO | 9533 | — | Yes |
| 573-475 | SIKESTON | 9533 | — | Yes |
| 573-481 | SIKESTON | 9533 | — | Yes |
| 573-483 | BLOOMSDALE | 9533 | — | Yes |
| 573-484 | BEAUFORT | 9533 | — | Yes |
| 573-517 | PERRYVILLE | 9533 | — | Yes |
| 573-518 | FLAT RIVER | 9533 | — | Yes |
| 573-519 | CAPEGIRARD | 9533 | — | Yes |
| 573-543 | ST MARYS | 9533 | — | Yes |
| 573-545 | BENTON | 9533 | — | Yes |
| 573-547 | PERRYVILLE | 9533 | — | Yes |
| 573-562 | LEADWOOD | 9533 | — | Yes |
| 573-564 | MONTGORYCY | 9533 | — | Yes |
| 573-568 | BLOOMFIELD | 9533 | — | Yes |
| 573-581 | MEXICO | 9533 | — | — |
| 573-582 | MEXICO | 9533 | — | Yes |
| 573-583 | ORAN | 9533 | 2001-07-11 | Yes |
| 573-592 | FULTON | 9533 | — | Yes |
| 573-614 | DEXTER | 9533 | — | Yes |
| 573-624 | DEXTER | 9533 | — | — |
| 573-628 | WARDELL | 9533 | — | Yes |
| 573-629 | HANNIBAL | 9533 | 2001-06-15 | Yes |
| 573-642 | FULTON | 9533 | — | — |
| 573-643 | MARSTON | 9533 | — | Yes |
| 573-649 | E PRAIRIE | 9533 | — | Yes |
| 573-651 | CAPEGIRARD | 9533 | — | — |
| 573-654 | CARDWELL | 9533 | — | Yes |
| 573-667 | MOREHOUSE | 9533 | — | Yes |
| 573-675 | WYATT | 9533 | — | Yes |
| 573-678 | RICHWOODS | 9533 | — | Yes |
| 573-683 | CHARLESTON | 9533 | — | Yes |
| 573-684 | WELLSVILLE | 9533 | — | Yes |
| 573-686 | POPLAR BLF | 9533 | — | — |
| 573-688 | LILBOURN | 9533 | — | Yes |
| 573-701 | FARMINGTON | 9533 | — | Yes |
| 573-717 | KENNETT | 9533 | — | Yes |
| 573-720 | BLYTHEVL | 9533 | — | Yes |
| 573-722 | ADVANCE | 9533 | — | Yes |
| 573-727 | POPLAR BLF | 9533 | — | Yes |
| 573-728 | ARGYLE | 9533 | — | Yes |
| 573-730 | CAPEGIRARD | 9533 | — | Yes |
| 573-733 | BELL CITY | 9533 | — | Yes |
| 573-734 | BISMARCK | 9533 | — | Yes |
| 573-737 | HORNERSVL | 9533 | — | Yes |
| 573-738 | SENATH | 9533 | — | Yes |
| 573-744 | FREEBURG | 9533 | — | Yes |
| 573-747 | FARMINGTON | 9533 | — | Yes |
| 573-748 | NEW MADRID | 9533 | — | 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.