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 |
|---|---|---|---|---|---|
| 801-334 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-335 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BOUNTIFUL | UT | |
| 801-336 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | KAYSVILLE | UT | |
| 801-337 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | OGDEN | UT | |
| 801-338 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MURRAY | UT | |
| 801-339 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MURRAY | UT | |
| 801-340 | ONVOY, LLC - UT | 871E | OGDEN | UT | |
| 801-342 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-343 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-344 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-345 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | PROVO | UT | |
| 801-346 | ONVOY, LLC - UT | 871E | MIDVALE | UT | |
| 801-347 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SALT LAKE | UT | |
| 801-348 | ONVOY, LLC - UT | 871E | OGDEN | UT | |
| 801-350 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-351 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-352 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-353 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-354 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-355 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-356 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-357 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-358 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-359 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-360 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT | |
| 801-361 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-362 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-363 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-364 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-365 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-366 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-367 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT | |
| 801-368 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-369 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-370 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-371 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-372 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT | |
| 801-373 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-374 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-375 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-376 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-377 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-378 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-379 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-380 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT | |
| 801-381 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-382 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-383 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | BOUNTIFUL | UT | |
| 801-387 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-388 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | OGDEN | 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.