All assignees
410 prefixes in 731 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 731-307 | LEXINGTON | 6673 | 2003-04-11 | Yes |
| 731-309 | MILLEDGEVL | 792K | 2016-03-11 | Yes |
| 731-310 | TROY | 525E | 2016-03-14 | Yes |
| 731-311 | XXXXXXXXXX | MULT | — | — |
| 731-312 | CEDARGROVE | 525E | 2016-03-18 | Yes |
| 731-313 | JACKSON | 7474 | 2002-04-29 | Yes |
| 731-315 | ADAMSVILLE | 792K | 2016-03-11 | Yes |
| 731-316 | LEXINGTON | 525E | 2016-03-16 | Yes |
| 731-318 | MILAN | 7229 | 2016-02-11 | Yes |
| 731-319 | TIPTONVL | 7229 | 2016-03-29 | Yes |
| 731-321 | SCOTTSHILL | 525E | 2022-12-16 | Yes |
| 731-324 | RIPLEY | 7474 | 2003-06-11 | Yes |
| 731-325 | DYERSBURG | 7474 | 2003-06-11 | Yes |
| 731-326 | BROWNSVL | 7474 | 2003-06-11 | Yes |
| 731-327 | MICHIE | 4806 | 2002-04-25 | Yes |
| 731-330 | TRENTON | 7229 | 2016-02-11 | Yes |
| 731-331 | BOLIVAR | 6214 | — | Yes |
| 731-332 | MARTIN | 6214 | 2002-09-04 | Yes |
| 731-333 | PARIS | 6673 | 2003-05-19 | Yes |
| 731-334 | DYERSBURG | 6214 | 2002-07-26 | Yes |
| 731-335 | UNION CITY | 6214 | 2002-07-26 | Yes |
| 731-336 | PARIS | 6673 | 2003-04-21 | — |
| 731-337 | HUMBOLDT | 4806 | 2002-07-31 | Yes |
| 731-341 | DRESDEN | 829J | — | Yes |
| 731-343 | JACKSON | 6673 | — | Yes |
| 731-345 | BELLS | 6673 | 2003-03-14 | Yes |
| 731-352 | MCKENZIE | 9419 | — | — |
| 731-358 | HUNTINGDON | 6673 | 2006-02-14 | Yes |
| 731-361 | BOLIVAR | 6214 | 2016-06-27 | Yes |
| 731-363 | PARIS | 6673 | 2005-03-14 | — |
| 731-364 | DRESDEN | 4336 | — | — |
| 731-376 | MIDDLETON | 9419 | — | — |
| 731-377 | DYERSBURG | 6673 | 2003-05-06 | — |
| 731-388 | HUMBOLDT | 4806 | 2002-07-18 | Yes |
| 731-389 | UNION CITY | 829J | — | Yes |
| 731-393 | MCKENZIE | 4806 | 2004-10-26 | Yes |
| 731-394 | JACKSON | 6214 | — | — |
| 731-400 | SAVANNAH | 525E | — | Yes |
| 731-402 | JACKSON | 6581 | — | — |
| 731-403 | BOLIVAR | 2891 | — | — |
| 731-404 | BRADFORD | 793K | 2006-03-29 | Yes |
| 731-407 | PARIS | 829J | — | Yes |
| 731-410 | JACKSON | 829J | — | Yes |
| 731-411 | XXXXXXXXXX | MULT | — | — |
| 731-412 | SAVANNAH | 6673 | 2003-03-11 | Yes |
| 731-413 | RIPLEY | 6673 | 2003-03-11 | — |
| 731-414 | HUMBOLDT | 6673 | 2003-03-11 | — |
| 731-415 | HUNTINGDON | 6673 | 2003-03-11 | — |
| 731-418 | HUNTINGDON | 4806 | 2002-04-10 | Yes |
| 731-419 | RIPLEY | 4806 | 2002-04-10 | Yes |
| 731-420 | HUMBOLDT | 6214 | — | Yes |
| 731-421 | JACKSON | 9419 | — | — |
| 731-422 | JACKSON | 9419 | — | — |
| 731-423 | JACKSON | 9419 | — | — |
| 731-424 | JACKSON | 9419 | — | — |
| 731-425 | JACKSON | 9419 | — | — |
| 731-426 | JACKSON | 9419 | — | Yes |
| 731-427 | JACKSON | 9419 | — | — |
| 731-431 | JACKSON | 6673 | — | — |
| 731-432 | BROWNSVL | 6673 | 2003-03-11 | Yes |
| 731-433 | GRAND JCT | 6673 | 2003-03-11 | Yes |
| 731-434 | SELMER | 6673 | 2003-03-11 | Yes |
| 731-435 | HENDERSON | 6673 | 2003-03-11 | Yes |
| 731-436 | BELLS | 2891 | — | — |
| 731-437 | JACKSON | 6214 | — | Yes |
| 731-438 | SAVANNAH | 4806 | 2002-04-10 | Yes |
| 731-439 | SELMER | 4806 | 2002-04-10 | Yes |
| 731-441 | CAMDEN | 6673 | 2003-03-11 | — |
| 731-442 | RIDGELY | 6673 | 2003-03-11 | Yes |
| 731-443 | BROWNSVL | 6214 | — | Yes |
| 731-444 | JACKSON | 7474 | — | Yes |
| 731-445 | DYERSBURG | 6673 | — | — |
| 731-446 | UNION CITY | 6673 | 2003-03-11 | — |
| 731-450 | LEXINGTON | 9419 | — | — |
| 731-451 | HENNING | 4806 | 2004-10-26 | Yes |
| 731-453 | SELMER | 829J | — | Yes |
| 731-456 | SHARON | 4336 | — | — |
| 731-458 | SAVANNAH | 073H | — | Yes |
| 731-460 | RIPLEY | 6214 | — | Yes |
| 731-461 | ALAMO | 829J | — | Yes |
| 731-462 | MEDINA | 516C | 2011-08-22 | Yes |
| 731-465 | JACKSON | 824J | 2026-07-02 | Yes |
| 731-467 | JACKSON | 7474 | — | Yes |
| 731-468 | CAMDEN | 829J | — | Yes |
| 731-469 | SO FULTON | 9419 | — | — |
| 731-470 | TRENTON | 829J | — | Yes |
| 731-472 | MIDDLETON | 4806 | 2004-10-26 | Yes |
| 731-474 | GIBSON | 4806 | 2004-10-26 | Yes |
| 731-477 | MEDINA | 624H | 2023-05-10 | Yes |
| 731-478 | DYERSBURG | 829J | — | Yes |
| 731-479 | SO FULTON | 9419 | — | — |
| 731-480 | GREENFIELD | 2891 | — | — |
| 731-483 | DYER | 4806 | 2004-10-26 | Yes |
| 731-487 | HUMBOLDT | 6673 | 2005-08-24 | — |
| 731-497 | RIDGELY | 525E | 2016-03-22 | Yes |
| 731-498 | SOUTHHAZEL | 0421 | — | — |
| 731-499 | JACKSON | 6673 | — | Yes |
| 731-500 | PARSONS | 0575 | 2013-05-29 | Yes |
| 731-501 | BELLS | 6214 | — | Yes |
| 731-503 | NEWBERN | 4806 | 2004-10-26 | 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.