All assignees
800 prefixes in 870 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 870-300 | DERMOTT | 6534 | 2011-08-24 | Yes |
| 870-301 | AUGUSTA | 6534 | 2012-03-19 | Yes |
| 870-302 | HARRISON | 6534 | 2012-05-10 | Yes |
| 870-303 | HAZEN | 6534 | 2013-12-12 | Yes |
| 870-304 | CROSSETT | 1691 | — | — |
| 870-305 | CROSSETT | 1691 | — | — |
| 870-306 | OKOLONA | 5179 | 2017-09-06 | Yes |
| 870-307 | BATESVILLE | 9533 | — | Yes |
| 870-308 | MONTICELLO | 6805 | — | — |
| 870-309 | EL DORADO | 9533 | — | Yes |
| 870-310 | EL DORADO | 6805 | — | — |
| 870-311 | XXXXXXXXXX | MULT | — | — |
| 870-312 | EL DORADO | 6805 | — | Yes |
| 870-313 | FORDYCE | 1691 | — | Yes |
| 870-314 | EL DORADO | 6805 | — | Yes |
| 870-315 | EL DORADO | 6805 | — | Yes |
| 870-316 | JONESBORO | 6534 | 2001-07-18 | Yes |
| 870-317 | FORREST CY | 6805 | 2002-06-11 | — |
| 870-318 | CHERRY VLY | 6805 | 2002-06-11 | Yes |
| 870-319 | BRINKLEY | 6805 | 2002-06-11 | Yes |
| 870-320 | SHERIDAN | 1691 | 2015-07-13 | Yes |
| 870-321 | MT HOME | 6805 | — | — |
| 870-322 | FRANKLIN | 1706 | — | Yes |
| 870-323 | CORNING | 6534 | 2002-10-14 | Yes |
| 870-324 | PIGGOTT | 6534 | 2002-10-14 | Yes |
| 870-325 | RISON | 1698 | — | — |
| 870-326 | ODEN | 1691 | — | — |
| 870-327 | JONESBORO | 624H | 2024-04-22 | Yes |
| 870-328 | FISHER | 1721 | — | Yes |
| 870-329 | PINE BLUFF | 6534 | — | — |
| 870-330 | TEXARKANA | 5179 | 2002-10-17 | Yes |
| 870-331 | HOPE | 6805 | — | Yes |
| 870-332 | PINE BLUFF | 9748 | — | — |
| 870-333 | JONESBORO | 7421 | 2002-07-30 | Yes |
| 870-334 | NORMAN | 1691 | — | Yes |
| 870-335 | PARAGOULD | 9533 | — | Yes |
| 870-336 | JONESBORO | 095A | 2003-01-29 | — |
| 870-337 | NORMAN | 5179 | 2017-09-06 | Yes |
| 870-338 | HELENA | 9533 | — | Yes |
| 870-339 | HUGHES | 9533 | — | Yes |
| 870-340 | JONESBORO | 6534 | 2011-11-01 | Yes |
| 870-341 | PINE BLUFF | 624H | — | Yes |
| 870-342 | AMITY | 1691 | — | — |
| 870-343 | TURRELL | 9533 | — | Yes |
| 870-344 | DE WITT | 6805 | 2005-06-17 | Yes |
| 870-345 | ARKADLPHIA | 196F | — | Yes |
| 870-346 | MTPLEASANT | 1706 | — | Yes |
| 870-347 | AUGUSTA | 1144 | — | Yes |
| 870-348 | KINGSLAND | 1698 | — | — |
| 870-349 | TUCKERMAN | 1691 | — | — |
| 870-350 | BERRYVILLE | 6534 | 2005-06-16 | Yes |
| 870-351 | JONESBORO | 6805 | — | — |
| 870-352 | FORDYCE | 1691 | — | Yes |
| 870-353 | GURDON | 9533 | — | Yes |
| 870-354 | UMPIRE | 624H | — | Yes |
| 870-355 | EUDORA | 9533 | — | Yes |
| 870-356 | GLENWOOD | 1691 | — | — |
| 870-357 | ROWELL | 1698 | — | — |
| 870-358 | MARKEDTREE | 1722 | — | — |
| 870-359 | HOPE | 095J | 2017-10-19 | Yes |
| 870-360 | PINE BLUFF | 6529 | 2016-05-05 | Yes |
| 870-361 | TEXARKANA | 095J | 2017-10-19 | Yes |
| 870-362 | WYNNE | 6534 | — | Yes |
| 870-363 | FOX | 1712 | — | — |
| 870-364 | CROSSETT | 1691 | — | — |
| 870-365 | HARRISON | 1691 | — | Yes |
| 870-366 | DALARK | 1691 | — | — |
| 870-367 | MONTICELLO | 9533 | — | — |
| 870-368 | MELBOURNE | 1706 | — | — |
| 870-369 | WILMOT | 1691 | 2018-02-01 | Yes |
| 870-370 | STAR CITY | 6534 | 2002-10-16 | — |
| 870-371 | SALEM | 6534 | 2002-10-16 | — |
| 870-372 | CLARENDON | 6534 | 2002-10-16 | Yes |
| 870-373 | MELBOURNE | 6534 | 2002-10-16 | Yes |
| 870-374 | GOULD | 6534 | 2002-10-16 | Yes |
| 870-375 | MARKEDTREE | 6534 | — | — |
| 870-376 | BATESVILLE | 5179 | 2003-12-29 | Yes |
| 870-377 | DUMAS | 6534 | 2002-08-27 | Yes |
| 870-378 | POCAHONTAS | 6534 | 2002-08-27 | — |
| 870-379 | DELIGHT | 1691 | — | Yes |
| 870-380 | PINE BLUFF | 128L | 2018-02-14 | Yes |
| 870-381 | WINTHROP | 1729 | — | — |
| 870-382 | DUMAS | 1142 | — | Yes |
| 870-383 | ELAINE | 1691 | 2018-02-28 | Yes |
| 870-384 | CAVE CITY | 6805 | 2003-04-23 | Yes |
| 870-385 | WICKES | 1691 | — | Yes |
| 870-386 | GILLHAM | 1691 | — | — |
| 870-387 | COVE | 1691 | — | Yes |
| 870-388 | SARATOGA | 1729 | — | Yes |
| 870-389 | HATFIELD | 1691 | — | — |
| 870-390 | CAMDEN | 6529 | 2002-12-23 | Yes |
| 870-391 | HARRISON | 1691 | — | Yes |
| 870-392 | TILLAR | 1142 | — | Yes |
| 870-393 | JONESBORO | 578H | 2018-02-28 | Yes |
| 870-394 | W MEMPHIS | 9533 | 2001-05-08 | Yes |
| 870-395 | PINE BLUFF | 516C | 2006-10-24 | Yes |
| 870-396 | DELAPLAINE | 5179 | 2018-04-23 | Yes |
| 870-397 | HOPE | 6805 | 2003-03-31 | Yes |
| 870-398 | DAISY | 1691 | — | Yes |
| 870-399 | BLEVINS | 196F | 2018-04-25 | 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.