LEVEL 3 COMMUNICATIONS, LLC - UT
12 prefixes in 385 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 385-202 | SALT LAKE | 3231 | 2011-05-06 | Yes |
| 385-212 | SALT LAKE | 3231 | 2010-12-17 | Yes |
| 385-258 | SALT LAKE | 3231 | 2016-04-20 | Yes |
| 385-282 | SALT LAKE | 3231 | 2011-09-27 | Yes |
| 385-355 | SALT LAKE | 3231 | 2014-04-09 | Yes |
| 385-383 | CLEARFIELD | 3231 | 2015-08-07 | Yes |
| 385-420 | SALT LAKE | 3231 | 2018-09-04 | Yes |
| 385-432 | OGDEN | 3231 | 2019-06-27 | Yes |
| 385-474 | MURRAY | 3231 | 2012-10-29 | Yes |
| 385-478 | SALT LAKE | 3231 | 2022-10-21 | Yes |
| 385-531 | SALT LAKE | 3231 | 2023-05-04 | Yes |
| 385-641 | MIDVALE | 3231 | 2026-09-15 | 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.