All assignees
668 prefixes in 606 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 606-619 | BARBOURVL | 4369 | 2002-09-24 | Yes |
| 606-620 | CORBIN | 4369 | 2002-09-24 | Yes |
| 606-621 | HARLAN | 4369 | 2002-09-24 | Yes |
| 606-622 | BARBOURVL | 5562 | 2002-06-19 | Yes |
| 606-623 | FREEBURN | 6940 | 2003-04-23 | — |
| 606-624 | LOUISA | 6940 | 2003-04-23 | — |
| 606-625 | SOWILLIMSN | 6940 | 2003-04-23 | — |
| 606-626 | WARFIELD | 6940 | 2003-04-23 | — |
| 606-627 | BARBOURVL | 6214 | 2002-06-05 | — |
| 606-628 | EBERNSTADT | 624H | 2024-11-15 | Yes |
| 606-629 | HAZARD | 4369 | — | Yes |
| 606-631 | PIKEVILLE | 9419 | — | — |
| 606-632 | WHITESBURG | 9419 | — | — |
| 606-633 | WHITESBURG | 9419 | — | — |
| 606-634 | WHITESBURG | 6940 | — | — |
| 606-635 | PRESTONSBG | 365C | 2021-11-03 | Yes |
| 606-636 | NANCY | 9690 | — | — |
| 606-637 | PIKEVILLE | 2623 | — | Yes |
| 606-638 | LOUISA | 9419 | — | — |
| 606-639 | VIRGIE | 9419 | — | — |
| 606-641 | ALBANY | 4369 | 2018-06-03 | Yes |
| 606-642 | CODY | 0419 | — | — |
| 606-643 | IRVINE | 6940 | 2003-04-04 | — |
| 606-644 | ASHLAND | 896E | — | — |
| 606-645 | BARBOURVL | 896E | — | Yes |
| 606-646 | MEADS | 896E | 2022-10-28 | Yes |
| 606-647 | PIKEVILLE | 6214 | 2026-04-20 | Yes |
| 606-648 | LONDON | 624H | 2024-11-15 | Yes |
| 606-649 | BROOKSVL | 896E | — | Yes |
| 606-650 | MIDDLESBO | 847H | 2022-09-20 | Yes |
| 606-652 | BLAINE | 0406 | — | — |
| 606-653 | PIKEVILLE | 4369 | 2002-09-24 | Yes |
| 606-654 | PINEVILLE | 4369 | 2002-09-24 | Yes |
| 606-655 | MT VERNON | 4369 | 2002-09-24 | Yes |
| 606-656 | CORBIN | 4369 | 2018-04-11 | Yes |
| 606-657 | LONDON | 4369 | 2002-09-24 | Yes |
| 606-658 | MANCHESTER | 4369 | 2002-09-24 | Yes |
| 606-659 | OWINGSVL | 896E | — | Yes |
| 606-660 | BRODHEAD | 793K | 2011-12-27 | Yes |
| 606-661 | STANFORD | 6214 | — | Yes |
| 606-662 | HAZELGREEN | 0414 | — | — |
| 606-663 | STANTON | 9419 | — | — |
| 606-664 | WALLINSCRK | 9419 | — | Yes |
| 606-666 | JACKSON | 9419 | — | — |
| 606-667 | DOVER | 896E | 2022-11-21 | Yes |
| 606-668 | CAMPTON | 0414 | — | — |
| 606-669 | STANFORD | 6214 | — | Yes |
| 606-670 | MIDDLESBO | 6500 | 2003-08-13 | Yes |
| 606-671 | WALLINSCRK | 6500 | 2003-08-13 | Yes |
| 606-672 | HYDEN | 0411 | — | — |
| 606-673 | CHAPMAN | 0406 | — | Yes |
| 606-674 | OWINGSVL | 9690 | — | — |
| 606-675 | LEATHERWD | 9690 | — | — |
| 606-676 | SOMERSET | 9690 | — | — |
| 606-677 | SOMERSET | 9690 | — | — |
| 606-678 | SOMERSET | 9690 | — | — |
| 606-679 | SOMERSET | 9690 | — | — |
| 606-681 | MANCHESTER | 6940 | 2007-09-21 | — |
| 606-682 | LONDON | 5562 | — | Yes |
| 606-683 | SALT LICK | 9690 | — | — |
| 606-684 | FERNLEAF | 624H | 2024-11-15 | Yes |
| 606-685 | SCIENCE HL | 4369 | 2002-09-24 | Yes |
| 606-686 | FALLSBURG | 0406 | — | — |
| 606-687 | SOMERSET | 6500 | — | Yes |
| 606-688 | ALBANY | 6500 | — | — |
| 606-689 | CORBIN | 365C | 2012-02-22 | Yes |
| 606-690 | HYDEN | 896E | — | Yes |
| 606-691 | MOREHEAD | 793K | 2011-11-23 | Yes |
| 606-693 | JACKSON | 9419 | — | — |
| 606-694 | MEADS | 4036 | 2006-09-01 | Yes |
| 606-695 | WARFIELD | 896E | — | Yes |
| 606-697 | SOMERSET | 506J | 2024-10-31 | Yes |
| 606-698 | MT OLIVET | 896E | — | Yes |
| 606-699 | FLAT LICK | 793K | 2011-12-27 | Yes |
| 606-700 | XXXXXXXXXX | MULT | — | — |
| 606-703 | WILLIAMSBG | 365C | — | Yes |
| 606-705 | LEWISBURG | 896E | 2016-06-09 | Yes |
| 606-706 | LIBERTY | 6214 | 2002-04-11 | Yes |
| 606-707 | ONEIDA | 793K | 2011-12-27 | Yes |
| 606-708 | NANCY | 793K | 2011-12-27 | Yes |
| 606-709 | SHARPSBURG | 793K | 2013-01-03 | Yes |
| 606-710 | MIDDLESBO | 6940 | — | Yes |
| 606-711 | XXXXXXXXXX | MULT | — | — |
| 606-712 | EBERNSTADT | 793K | 2007-09-05 | Yes |
| 606-713 | GRAYSON | 896E | — | Yes |
| 606-714 | HARLAN | 896E | — | Yes |
| 606-715 | TOLLESBORO | 9690 | 2012-01-30 | Yes |
| 606-716 | HAZARD | 896E | — | Yes |
| 606-717 | IRVINE | 896E | — | Yes |
| 606-718 | JACKSON | 896E | — | Yes |
| 606-719 | CUMBERLAND | 9691 | 2015-04-21 | Yes |
| 606-721 | WASHINGTON | 9691 | 2012-01-30 | Yes |
| 606-722 | LIBERTY | 896E | — | Yes |
| 606-723 | IRVINE | 9691 | — | — |
| 606-724 | MT OLIVET | 9691 | — | Yes |
| 606-725 | EZEL | 0414 | — | — |
| 606-726 | IRVINE | 9691 | — | — |
| 606-727 | PIKEVILLE | 4369 | 2018-02-22 | Yes |
| 606-728 | GERMANTOWN | 9691 | — | Yes |
| 606-729 | LONDON | 896E | — | 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.