All assignees
510 prefixes in 385 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 385-600 | OGDEN | 965H | 2019-01-24 | Yes |
| 385-601 | MURRAY | 6529 | 2025-03-21 | Yes |
| 385-602 | SALT LAKE | 624H | 2017-07-17 | Yes |
| 385-603 | SALT LAKE | 871E | 2025-04-08 | Yes |
| 385-604 | PROVO | 871E | 2025-04-16 | Yes |
| 385-605 | SALT LAKE | 6010 | 2025-04-17 | Yes |
| 385-606 | SALT LAKE | 117F | 2025-05-21 | Yes |
| 385-607 | KAYSVILLE | 6010 | 2025-06-04 | Yes |
| 385-608 | MURRAY | 6529 | 2025-06-18 | Yes |
| 385-609 | SALT LAKE | 6010 | 2025-08-06 | Yes |
| 385-610 | PROVO | 6010 | 2025-08-15 | Yes |
| 385-611 | MULT | — | — | |
| 385-612 | MURRAY | 6529 | 2025-08-19 | Yes |
| 385-613 | KAYSVILLE | 6010 | 2025-09-10 | Yes |
| 385-614 | MIDVALE | 871E | 2025-10-06 | Yes |
| 385-615 | MURRAY | 6529 | 2025-10-07 | Yes |
| 385-616 | SALT LAKE | 6010 | 2025-10-29 | Yes |
| 385-617 | KAYSVILLE | 6010 | 2025-11-12 | Yes |
| 385-618 | PROVO | 6529 | 2025-11-26 | Yes |
| 385-619 | OGDEN | 6010 | 2025-12-04 | Yes |
| 385-620 | MURRAY | 6529 | 2025-12-10 | Yes |
| 385-621 | MURRAY | 6529 | 2026-01-06 | Yes |
| 385-622 | SALT LAKE | 490J | 2021-12-10 | Yes |
| 385-623 | SALT LAKE | 6010 | 2026-01-14 | Yes |
| 385-624 | KAYSVILLE | 6010 | 2026-02-04 | Yes |
| 385-625 | PROVO | 6529 | 2015-01-21 | Yes |
| 385-626 | OGDEN | 6529 | 2013-09-26 | Yes |
| 385-627 | MORGAN | 318J | 2026-02-17 | Yes |
| 385-628 | SALT LAKE | 6529 | 2010-11-11 | Yes |
| 385-629 | SALT LAKE | 700J | 2026-03-02 | Yes |
| 385-630 | SALT LAKE | 6529 | 2015-12-11 | Yes |
| 385-631 | KAYSVILLE | 6010 | 2026-06-12 | Yes |
| 385-632 | AMERCNFORK | 6010 | 2026-07-08 | Yes |
| 385-633 | CLEARFIELD | 7530 | 2025-04-14 | Yes |
| 385-634 | CLEARFIELD | 7530 | 2025-04-14 | Yes |
| 385-635 | CLEARFIELD | 7530 | 2025-04-14 | Yes |
| 385-636 | CLEARFIELD | 7530 | 2025-04-14 | Yes |
| 385-637 | CLEARFIELD | 7530 | 2025-04-14 | Yes |
| 385-638 | SALT LAKE | 6010 | 2026-08-05 | Yes |
| 385-639 | KAYSVILLE | 6010 | 2026-08-20 | Yes |
| 385-640 | SALT LAKE | 671J | 2026-04-16 | Yes |
| 385-641 | MIDVALE | 3231 | 2026-09-15 | Yes |
| 385-644 | BOUNTIFUL | 516J | 2022-02-24 | Yes |
| 385-645 | MIDVALE | 6010 | 2014-12-23 | Yes |
| 385-646 | SALT LAKE | 9636 | 2009-04-17 | Yes |
| 385-666 | PROVO | 871E | 2017-12-18 | Yes |
| 385-667 | AMERCNFORK | 965H | 2021-07-01 | Yes |
| 385-678 | CLEARFIELD | 7530 | 2023-06-15 | Yes |
| 385-679 | CLEARFIELD | 7530 | 2023-06-15 | Yes |
| 385-680 | CLEARFIELD | 7530 | 2023-06-15 | Yes |
| 385-681 | CLEARFIELD | 7530 | 2023-06-15 | Yes |
| 385-682 | CLEARFIELD | 7530 | 2023-06-15 | Yes |
| 385-685 | SPRINGVL | 117F | 2015-02-17 | Yes |
| 385-686 | BOUNTIFUL | 597F | 2026-04-20 | Yes |
| 385-688 | GOSHEN | 965H | 2020-07-28 | Yes |
| 385-695 | MIDVALE | 318J | 2013-08-05 | Yes |
| 385-699 | SALT LAKE | 965H | 2021-07-01 | Yes |
| 385-700 | — | — | ||
| 385-707 | SALT LAKE | 871E | 2015-12-07 | Yes |
| 385-711 | MULT | — | — | |
| 385-715 | SALT LAKE | 7229 | 2014-12-11 | Yes |
| 385-722 | SALT LAKE | 7229 | 2013-01-29 | Yes |
| 385-732 | OGDEN | 965H | 2021-07-01 | Yes |
| 385-738 | MIDVALE | 883K | 2026-03-26 | Yes |
| 385-743 | MURRAY | 9636 | 2009-06-11 | Yes |
| 385-746 | LEHI | 516J | 2022-02-24 | Yes |
| 385-758 | CLEARFIELD | 965H | 2020-07-28 | Yes |
| 385-766 | ALTA | 965H | 2021-02-16 | Yes |
| 385-770 | SALT LAKE | 7176 | 2015-11-12 | Yes |
| 385-775 | SALT LAKE | 7176 | 2015-07-31 | Yes |
| 385-777 | BOUNTIFUL | 871E | 2012-11-20 | Yes |
| 385-785 | CLEARFIELD | 871E | 2023-02-28 | Yes |
| 385-786 | KAYSVILLE | 965H | 2021-07-01 | Yes |
| 385-787 | MIDVALE | 6010 | 2017-12-08 | Yes |
| 385-789 | LEHI | 965H | 2021-08-25 | Yes |
| 385-799 | SALT LAKE | 321J | 2019-04-09 | Yes |
| 385-800 | MURRAY | 871E | 2012-11-20 | Yes |
| 385-801 | — | — | ||
| 385-811 | MULT | — | — | |
| 385-831 | SALT LAKE | 6529 | 2014-08-29 | Yes |
| 385-832 | AMERCNFORK | 516J | 2022-02-24 | Yes |
| 385-835 | OGDEN | 871E | 2022-11-08 | Yes |
| 385-837 | OGDEN | 516J | 2021-04-18 | Yes |
| 385-842 | KAYSVILLE | 965H | 2020-07-28 | Yes |
| 385-853 | PLEASATGRV | 871E | 2020-09-04 | Yes |
| 385-855 | MIDVALE | 965H | 2020-07-28 | Yes |
| 385-865 | OGDEN | 516J | 2022-01-27 | Yes |
| 385-866 | PROVO | 516J | 2021-04-08 | Yes |
| 385-867 | SALT LAKE | 939H | 2017-12-28 | Yes |
| 385-874 | FARMINGTON | 516J | 2022-02-01 | Yes |
| 385-881 | SALT LAKE | 526H | 2015-02-03 | Yes |
| 385-885 | PROVO | 624H | 2025-09-15 | Yes |
| 385-887 | MIDVALE | 9636 | 2013-09-17 | Yes |
| 385-888 | KAYSVILLE | 871E | 2012-11-20 | Yes |
| 385-895 | PAYSON | 526H | 2015-08-27 | Yes |
| 385-899 | PAYSON | 965H | 2021-07-01 | Yes |
| 385-900 | MIDVALE | 871E | 2015-03-17 | Yes |
| 385-910 | SALT LAKE | 871E | 2021-04-18 | Yes |
| 385-911 | MULT | — | — | |
| 385-946 | EAGLE MTN | 965H | 2020-07-28 | 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.