NRNumberResearch Membership · Data 09/17/2026

← Area code 256

All assignees

800 prefixes in 256 · initial assignments from the NANPA CO code file, 09/17/2026

Prefixes held by all assignees in area code 256
NPA-NXXRate centerOCNAssignedPooled
256-600 JACKSONVL 072F 2011-05-10 Yes
256-601 FYFFE 6804 2003-05-02 Yes
256-602 TOWN CREEK 5255 2004-10-28 Yes
256-603 HUNTSVILLE 6214 — —
256-604 HUNTSVILLE 6214 — Yes
256-605 PISGAH 6804 2003-05-02 Yes
256-606 DECATUR 6214 — Yes
256-607 ROGERSVL 829J 2003-05-20 Yes
256-608 STEVENSON 6804 2003-04-14 Yes
256-609 SCOTTSBORO 6804 2003-05-12 Yes
256-610 WEDOWEE 6744 2003-10-24 Yes
256-611 XXXXXXXXXX MULT — —
256-612 HARTSELLE 6804 2003-05-06 Yes
256-613 GADSDEN 6804 2003-05-07 Yes
256-614 ATHENS 9419 — Yes
256-615 CULLMAN 7451 2003-05-21 Yes
256-616 DECATUR 7451 2003-05-21 Yes
256-617 MADISON 6214 2003-07-23 Yes
256-618 ASHLAND 6744 2003-10-02 Yes
256-619 FORT PAYNE 6214 2003-09-15 Yes
256-620 CULLMAN 7421 2003-11-10 Yes
256-621 DECATUR 6214 2003-04-18 —
256-622 GADSDEN 6214 — Yes
256-623 FYFFE 0290 — Yes
256-624 ANNISTON 829J — Yes
256-625 ALEXANDRCY 5562 2003-04-18 Yes
256-626 SYLACAUGA 5562 2003-04-18 Yes
256-627 ROGERSVL 6214 — —
256-628 SCOTTSBORO 6214 2003-09-15 Yes
256-629 FLORENCE 9419 2018-03-15 Yes
256-630 FORT PAYNE 6804 2003-01-08 Yes
256-631 MADISON 6214 2003-12-30 —
256-632 FLAT ROCK 0290 — Yes
256-633 FLORENCE 6804 2002-06-04 Yes
256-634 MENTONE 9789 — Yes
256-635 VALLEYHEAD 9789 — Yes
256-636 HANCEVILLE 6214 2003-12-30 Yes
256-637 COURTLAND 9419 — Yes
256-638 RAINSVILLE 0290 — Yes
256-639 OHATCHEE 829J — Yes
256-640 ARAB 6804 2004-08-03 Yes
256-641 GERALDINE 6214 2004-03-25 Yes
256-642 DECATUR 7475 — Yes
256-643 RINEHART 0314 — Yes
256-644 JACKSONVL 829J — Yes
256-645 PIEDMONT 829J — Yes
256-646 GADSDEN 604E — Yes
256-647 SCOTTSBORO 6804 — Yes
256-648 FLORENCE 5562 — Yes
256-649 TALLADEGA 5255 2002-07-16 Yes
256-650 HUNTSVILLE 9419 — Yes
256-651 HUNTSVILLE 6214 — —
256-652 HUNTSVILLE 7475 — —
256-653 HUNTSVILLE 6214 — —
256-654 DECATUR 7475 — —
256-655 HUNTSVILLE 6214 — —
256-656 HUNTSVILLE 6804 — —
256-657 HENAGAR 0290 — Yes
256-658 HUNTSVILLE 7475 — —
256-659 GERALDINE 0290 — Yes
256-660 ALBERTVL 7475 2004-09-02 Yes
256-661 LEIGHTON 073H — Yes
256-662 VALLEYHEAD 947D 2012-02-23 Yes
256-663 STEVENSON 6214 2004-04-19 Yes
256-664 KILLEN 5255 2004-10-28 Yes
256-665 HUNTSVILLE 7469 2004-08-31 Yes
256-666 HUNTSVILLE 604E 2015-11-25 Yes
256-667 LEXINGTON 5255 2004-10-28 Yes
256-668 RUSSELLVL 6214 2002-10-03 Yes
256-669 COURTLAND 073H — Yes
256-670 BRIDGEPORT 072F — Yes
256-671 HUNTSVILLE 6885 — —
256-672 SCOTTSBORO 6214 2004-03-26 Yes
256-673 GUNTERSVL 7475 — Yes
256-674 VALLEYHEAD 604E — Yes
256-675 ALEXANDRCY 5562 2004-01-28 Yes
256-676 ANNISTON 7469 2005-01-10 Yes
256-677 GUNTERSVL 5255 2002-05-07 Yes
256-678 HUNTSVILLE 7469 2018-03-09 Yes
256-679 HUNTSVILLE 6804 — —
256-680 GADSDEN 7469 2005-01-10 Yes
256-681 MORGANCITY 792K 2018-01-31 Yes
256-682 HUNTSVILLE 6214 — —
256-683 HUNTSVILLE 6214 — —
256-684 HUNTSVILLE 6214 — Yes
256-685 TOWN CREEK 9419 — Yes
256-686 DECATUR 792K 2007-08-28 Yes
256-687 PISGAH 6804 2009-02-09 Yes
256-688 CAMP HILL 0302 2018-04-10 Yes
256-689 ANNISTON 6804 2005-02-23 Yes
256-690 HUNTSVILLE 604E 2007-04-19 Yes
256-691 ATTALLA 829J — Yes
256-692 HUNTSVILLE 073H 2018-09-25 Yes
256-693 HAZELGREEN 6214 2005-01-27 Yes
256-694 HUNTSVILLE 7475 — —
256-695 BRIDGEPORT 6214 2005-01-27 Yes
256-696 HUNTSVILLE 321J 2020-02-10 Yes
256-697 FORT PAYNE 5255 — Yes
256-698 HUNTSVILLE 6804 2006-01-13 —
256-699 LEESBURG 965H 2019-12-02 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.