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 |
|---|---|---|---|---|---|
| 801-817 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | SALT LAKE | UT | |
| 801-818 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-820 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | CLEARFIELD | UT | |
| 801-821 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | MORGAN | UT | |
| 801-823 | ONVOY, LLC - UT | 871E | OGDEN | UT | |
| 801-825 | QWEST CORPORATION | 9636 | CLEARFIELD | UT | |
| 801-828 | AT&T - LOCAL | 7421 | SALT LAKE | UT | |
| 801-829 | QWEST CORPORATION | 9636 | MORGAN | UT | |
| 801-831 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-832 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-835 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-838 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-840 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-841 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PROVO | UT | |
| 801-842 | XO UTAH, INC. | 7541 | SALT LAKE | UT | |
| 801-843 | ONVOY, LLC - UT | 871E | OGDEN | UT | |
| 801-844 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-845 | QWEST CORPORATION | 9636 | MORGAN | UT | |
| 801-847 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | AMERCNFORK | UT | |
| 801-848 | FIRSTDIGITAL TELECOM, LLC - UT | 5727 | MIDVALE | UT | |
| 801-849 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | MIDVALE | UT | |
| 801-851 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PROVO | UT | |
| 801-852 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PROVO | UT | |
| 801-853 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SPRINGVL | UT | |
| 801-856 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-858 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-859 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-860 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-861 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | PROVO | UT | |
| 801-862 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-864 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-865 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-866 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | OGDEN | UT | |
| 801-867 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-868 | QWEST CORPORATION | 9636 | PROVO | UT | |
| 801-870 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | SALT LAKE | UT | |
| 801-873 | CENTRAL UTAH TEL., INC. | 2277 | SPNSFKCNYN | UT | |
| 801-876 | QWEST CORPORATION | 9636 | MORGAN | UT | |
| 801-877 | ONVOY, LLC - UT | 871E | PROVO | UT | |
| 801-879 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-880 | ONVOY, LLC - UT | 871E | SALT LAKE | UT | |
| 801-881 | ONVOY, LLC - UT | 871E | OGDEN | UT | |
| 801-883 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-884 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-885 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | PROVO | UT | |
| 801-886 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-887 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-891 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | SALT LAKE | UT | |
| 801-892 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MURRAY | UT | |
| 801-894 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SPANIHFORK | 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.