NumberResearchRecent prefix assignments
380 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
Sep 2026
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 801-278 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-280 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-281 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-282 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-284 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-286 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MIDVALE | UT | |
| 801-287 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-288 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-289 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SALT LAKE | UT | |
| 801-290 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MURRAY | UT | |
| 801-291 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MURRAY | UT | |
| 801-292 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-293 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-294 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-295 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-296 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-297 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-298 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-299 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-301 | T-MOBILE USA, INC. | 6529 | MURRAY | UT | |
| 801-302 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-303 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SALT LAKE | UT | |
| 801-304 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-305 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MURRAY | UT | |
| 801-306 | ONVOY, LLC - UT | 871E | MIDVALE | UT | |
| 801-308 | PAETEC ITEL, LLC | 829J | MIDVALE | UT | |
| 801-309 | T-MOBILE USA, INC. | 6529 | KAYSVILLE | UT | |
| 801-310 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-311 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | UT | |
| 801-312 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-313 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-314 | QWEST CORPORATION | 9636 | MURRAY | UT | |
| 801-315 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | KAYSVILLE | UT | |
| 801-316 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MIDVALE | UT | |
| 801-317 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | OGDEN | UT | |
| 801-318 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-319 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-320 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-321 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-322 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-323 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-324 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SALT LAKE | UT | |
| 801-325 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-326 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | SALT LAKE | UT | |
| 801-327 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MURRAY | UT | |
| 801-328 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-329 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MURRAY | UT | |
| 801-331 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LEHI | UT | |
| 801-332 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-333 | QWEST CORPORATION | 9636 | SALT LAKE | UT |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.