LEVEL 3 COMMUNICATIONS, LLC - UT
23 prefixes in 435 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 435-213 | LOGAN | 3231 | — | Yes |
| 435-214 | PARK CITY | 3231 | — | Yes |
| 435-215 | ST GEORGE | 3231 | — | Yes |
| 435-216 | ST GEORGE | 3231 | — | Yes |
| 435-248 | TOOELE | 3231 | 2002-08-21 | Yes |
| 435-275 | ST GEORGE | 3231 | 2002-12-30 | Yes |
| 435-363 | LOGAN | 3231 | — | Yes |
| 435-494 | BRIGHAM CY | 3231 | 2002-11-04 | Yes |
| 435-535 | LOGAN | 3231 | — | Yes |
| 435-553 | BRIGHAM CY | 3231 | 2002-04-24 | Yes |
| 435-554 | LOGAN | 3231 | — | Yes |
| 435-562 | SALINA | 3231 | 2001-10-23 | Yes |
| 435-565 | PARK CITY | 3231 | 2002-09-18 | Yes |
| 435-571 | PARK CITY | 3231 | 2001-10-23 | Yes |
| 435-572 | CEDAR CITY | 3231 | 2002-04-24 | Yes |
| 435-612 | MONROE | 3231 | 2002-04-24 | Yes |
| 435-625 | BEAVER | 3231 | 2001-10-23 | Yes |
| 435-633 | RICHFIELD | 3231 | 2002-04-24 | Yes |
| 435-710 | PAROWAN | 3231 | 2001-10-23 | Yes |
| 435-728 | TOOELE | 3231 | 2001-10-23 | Yes |
| 435-767 | ST GEORGE | 3231 | 2001-10-23 | Yes |
| 435-856 | NEPHI | 3231 | 2001-10-23 | Yes |
| 435-938 | LOGAN | 3231 | — | 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.