All assignees
800 prefixes in 336 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 336-600 | OLDTOWN | 3235 | 2010-10-29 | Yes |
| 336-601 | GREENSBORO | 6324 | — | — |
| 336-602 | WINSTN SAL | 8645 | 2007-04-09 | Yes |
| 336-603 | GIBSONVL | 829J | — | Yes |
| 336-604 | GREENSBORO | 638E | 2017-03-21 | Yes |
| 336-605 | GREENSBORO | 9417 | — | Yes |
| 336-606 | SANDYRIDGE | 3235 | 2014-04-02 | Yes |
| 336-607 | WINSTN SAL | 9417 | — | Yes |
| 336-608 | WINSTN SAL | 6324 | 2008-03-11 | Yes |
| 336-609 | GREENSBORO | 638E | — | Yes |
| 336-610 | ASHEBORO | 5307 | 2001-11-01 | — |
| 336-611 | XXXXXXXXXX | MULT | — | — |
| 336-612 | EDEN | 3235 | 2007-08-09 | Yes |
| 336-613 | REIDSVILLE | 6324 | — | — |
| 336-614 | LEVELCROSS | 793K | 2008-10-31 | Yes |
| 336-615 | GREENSBORO | 8645 | 2010-06-07 | Yes |
| 336-616 | REIDSVILLE | 9417 | — | Yes |
| 336-617 | GREENSBORO | 7973 | 2004-07-08 | Yes |
| 336-618 | WINSTN SAL | 8645 | 2009-11-05 | Yes |
| 336-619 | WELCOME | 793K | 2009-03-31 | Yes |
| 336-620 | BALDWIN | 5932 | 2005-10-07 | — |
| 336-621 | GREENSBORO | 9417 | — | — |
| 336-622 | LIBERTY-RA | 0496 | — | — |
| 336-623 | EDEN | 0471 | — | — |
| 336-624 | WINSTN SAL | 8645 | 2001-12-19 | Yes |
| 336-625 | ASHEBORO | 0471 | — | — |
| 336-626 | ASHEBORO | 0471 | — | — |
| 336-627 | EDEN | 0471 | — | Yes |
| 336-628 | ASHEBORO | 793K | 2013-02-05 | Yes |
| 336-629 | ASHEBORO | 0471 | — | — |
| 336-630 | BEULAH | 793K | 2008-10-28 | Yes |
| 336-631 | WINSTN SAL | 9417 | — | Yes |
| 336-632 | GREENSBORO | 9417 | — | — |
| 336-633 | ASHEBORO | 0471 | — | Yes |
| 336-634 | REIDSVILLE | 9417 | — | Yes |
| 336-635 | EDEN | 0471 | — | Yes |
| 336-636 | ASHEBORO | 0471 | — | — |
| 336-637 | REIDSVILLE | 829J | — | Yes |
| 336-638 | GREENSBORO | 7835 | 2003-07-09 | Yes |
| 336-639 | BURLINGTON | 6324 | 2002-05-16 | Yes |
| 336-640 | SPARTA | 3235 | 2018-11-21 | Yes |
| 336-641 | GREENSBORO | 9417 | 2001-05-03 | — |
| 336-642 | RURAL HALL | 793K | — | Yes |
| 336-643 | SUMMERFLD | 9417 | — | — |
| 336-644 | SUMMERFLD | 9417 | — | Yes |
| 336-645 | GREENSBORO | 638E | — | Yes |
| 336-646 | GREENSBORO | 511C | 2017-05-23 | Yes |
| 336-647 | ROXBORO | 792K | 2017-12-04 | Yes |
| 336-648 | MOUNT AIRY | 6282 | 2002-11-12 | Yes |
| 336-649 | WJEFFERSON | 6282 | 2002-11-12 | Yes |
| 336-650 | WINSTN SAL | 9417 | — | Yes |
| 336-651 | NOWILKESBO | 0471 | — | — |
| 336-652 | KIMESVILLE | 793K | 2013-03-01 | Yes |
| 336-653 | ASHEBORO | 6214 | 2002-06-12 | Yes |
| 336-654 | MILTON | 792K | 2017-10-09 | Yes |
| 336-655 | WINSTN SAL | 6214 | — | — |
| 336-656 | MONTICELLO | 9417 | — | Yes |
| 336-657 | GLADECREEK | 0501 | — | Yes |
| 336-658 | NOWILKESBO | 0471 | — | — |
| 336-659 | WINSTN SAL | 9417 | — | — |
| 336-660 | GREENSBORO | 769H | 2016-03-08 | Yes |
| 336-661 | WINSTN SAL | 9417 | — | Yes |
| 336-662 | GREENSBORO | 9417 | — | Yes |
| 336-663 | GREENSBORO | 350F | 2014-04-24 | Yes |
| 336-664 | GREENSBORO | 9417 | — | Yes |
| 336-665 | GREENSBORO | 9417 | — | — |
| 336-666 | WINSTN SAL | 350F | 2016-09-26 | Yes |
| 336-667 | NOWILKESBO | 0471 | — | — |
| 336-668 | GREENSBORO | 9417 | — | — |
| 336-669 | GREENSBORO | 8645 | — | Yes |
| 336-670 | MULBERRY | 0471 | — | — |
| 336-671 | WINSTN SAL | 6214 | 2001-01-17 | Yes |
| 336-672 | ASHEBORO | 0471 | — | — |
| 336-673 | MOUNT AIRY | 793K | — | Yes |
| 336-674 | GREENSBORO | 9417 | — | — |
| 336-675 | BURLINGTON | 6214 | — | — |
| 336-676 | GREENSBORO | 9417 | — | Yes |
| 336-677 | YADKINVL | 5418 | 2001-04-17 | Yes |
| 336-678 | GREENSBORO | 7973 | — | — |
| 336-679 | YADKINVL | 0471 | — | Yes |
| 336-680 | GREENSBORO | 9417 | — | — |
| 336-681 | GREENSBORO | 6214 | — | — |
| 336-682 | WINSTN SAL | 6214 | — | — |
| 336-683 | ASHEBORO | 0471 | — | Yes |
| 336-684 | BURLINGTON | 6214 | — | — |
| 336-685 | JULIAN | 9417 | — | Yes |
| 336-686 | GREENSBORO | 6214 | — | — |
| 336-687 | HIGH POINT | 6324 | — | — |
| 336-688 | HIGH POINT | 6324 | — | Yes |
| 336-689 | HIGH POINT | 6324 | — | — |
| 336-690 | GREENSBORO | 8389 | 2016-01-22 | Yes |
| 336-691 | GREENSBORO | 9417 | — | Yes |
| 336-692 | WINSTN SAL | 6214 | — | — |
| 336-693 | BURLINGTON | 6214 | 2001-08-17 | Yes |
| 336-694 | YANCEYVL | 0471 | — | Yes |
| 336-695 | WINSTN SAL | 8645 | 2010-07-07 | Yes |
| 336-696 | HAYS | 0471 | — | Yes |
| 336-697 | GREENSBORO | 9417 | — | Yes |
| 336-698 | GREENSBORO | 9417 | — | Yes |
| 336-699 | EAST BEND | 0511 | — | 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.