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
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 801-896 | QWEST CORPORATION | 9636 | CLEARFIELD | UT | |
| 801-897 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-898 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-902 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-904 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | MURRAY | UT | |
| 801-905 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | MURRAY | UT | |
| 801-906 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | SALT LAKE | UT | |
| 801-907 | TELEPORT COMMUNICATIONS AMERICA, LLC - UT | 7530 | SALT LAKE | UT | |
| 801-908 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-910 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT | 6571 | SALT LAKE | UT | |
| 801-911 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | UT | |
| 801-912 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-913 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SALT LAKE | UT | |
| 801-914 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MURRAY | UT | |
| 801-915 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-916 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-917 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | OGDEN | UT | |
| 801-918 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-920 | T-MOBILE USA, INC. | 6529 | OGDEN | UT | |
| 801-921 | T-MOBILE USA, INC. | 6529 | PROVO | UT | |
| 801-922 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PLEASATGRV | UT | |
| 801-924 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | SALT LAKE | UT | |
| 801-925 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PAYSON | UT | |
| 801-926 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CLEARFIELD | UT | |
| 801-927 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | KAYSVILLE | UT | |
| 801-930 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-932 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PROVO | UT | |
| 801-933 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-934 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FARMINGTON | UT | |
| 801-936 | QWEST CORPORATION | 9636 | BOUNTIFUL | UT | |
| 801-937 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MIDVALE | UT | |
| 801-938 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MIDVALE | UT | |
| 801-939 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FARMINGTON | UT | |
| 801-940 | T-MOBILE USA, INC. | 6529 | OGDEN | UT | |
| 801-941 | T-MOBILE USA, INC. | 6529 | OGDEN | UT | |
| 801-942 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-943 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-944 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-945 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7176 | MIDVALE | UT | |
| 801-947 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-948 | BANDWIDTH.COM CLEC, LLC - UT | 117F | MIDVALE | UT | |
| 801-949 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-950 | UT | ||||
| 801-951 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BOUNTIFUL | UT | |
| 801-952 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-953 | T-MOBILE USA, INC. | 6529 | SALT LAKE | UT | |
| 801-954 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-955 | QWEST CORPORATION | 9636 | MIDVALE | UT | |
| 801-956 | QWEST CORPORATION | 9636 | SALT LAKE | UT | |
| 801-957 | QWEST CORPORATION | 9636 | MIDVALE | 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.