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14 prefixes in 385 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 385-219 | PROVO | 318J | 2013-10-31 | Yes |
| 385-241 | PROVO | 318J | 2014-09-04 | Yes |
| 385-267 | SALT LAKE | 318J | 2016-07-22 | Yes |
| 385-296 | MIDVALE | 318J | 2019-03-07 | Yes |
| 385-324 | BOUNTIFUL | 318J | 2019-06-05 | Yes |
| 385-344 | SPANIHFORK | 318J | 2019-07-02 | Yes |
| 385-361 | MIDVALE | 318J | 2020-10-05 | Yes |
| 385-389 | OGDEN | 318J | 2016-01-04 | Yes |
| 385-423 | CLEARFIELD | 318J | 2016-12-30 | Yes |
| 385-498 | AMERCNFORK | 318J | 2014-11-13 | Yes |
| 385-557 | MIDVALE | 318J | 2015-11-02 | Yes |
| 385-627 | MORGAN | 318J | 2026-02-17 | Yes |
| 385-695 | MIDVALE | 318J | 2013-08-05 | Yes |
| 385-993 | LEHI | 318J | 2020-10-05 | 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.