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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 801-389 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | OGDEN | UT | |
| 801-390 | T-MOBILE USA, INC. | 6529 | KAYSVILLE | UT | |
| 801-391 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | OGDEN | UT | |
| 801-392 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-393 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-394 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-395 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-397 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-398 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-399 | QWEST CORPORATION | 9636 | OGDEN | UT | |
| 801-400 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-401 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | SALT LAKE | UT | |
| 801-402 | QWEST CORPORATION | 9636 | FARMINGTON | UT | |
| 801-403 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-404 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-405 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PAYSON | UT | |
| 801-406 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | PLEASATGRV | UT | |
| 801-407 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LEHI | UT | |
| 801-408 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-409 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | OGDEN | UT | |
| 801-411 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | UT | |
| 801-412 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-413 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SALT LAKE | UT | |
| 801-414 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-415 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SALT LAKE | UT | |
| 801-416 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CLEARFIELD | UT | |
| 801-417 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MIDVALE | UT | |
| 801-418 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-420 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-421 | ONVOY, LLC - UT | 871E | MIDVALE | UT | |
| 801-423 | QWEST CORPORATION | 9636 | SPANIHFORK | UT | |
| 801-424 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-426 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-427 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PROVO | UT | |
| 801-428 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | SALT LAKE | UT | |
| 801-429 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-431 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-433 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | SALT LAKE | UT | |
| 801-434 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-436 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | OGDEN | UT | |
| 801-437 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | PROVO | UT | |
| 801-438 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-439 | FIRSTDIGITAL TELECOM, LLC - UT | 5727 | MIDVALE | UT | |
| 801-440 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | SALT LAKE | UT | |
| 801-442 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-443 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PLEASATGRV | UT | |
| 801-444 | QWEST CORPORATION | 9636 | KAYSVILLE | UT | |
| 801-445 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-446 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-447 | QWEST CORPORATION | 9636 | FARMINGTON | 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.