NumberResearchRecent prefix assignments
352 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 |
|---|---|---|---|---|---|
| 970-267 | QWEST CORPORATION | 9636 | FT COLLINS | CO | |
| 970-268 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | MESA | CO | |
| 970-269 | UNION TELEPHONE COMPANY | 013B | MAYBELL | CO | |
| 970-270 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | GRAND JCT | CO | |
| 970-272 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | MAYBELL | CO | |
| 970-274 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | GLENWD SPG | CO | |
| 970-275 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MONTROSE | CO | |
| 970-276 | QWEST CORPORATION | 9636 | HAYDEN | CO | |
| 970-278 | QWEST CORPORATION | 9636 | LOVELAND | CO | |
| 970-281 | T-MOBILE USA, INC. | 6529 | FRASER | CO | |
| 970-282 | QWEST CORPORATION | 9636 | FT COLLINS | CO | |
| 970-283 | QWEST CORPORATION | 9636 | DE BEQUE | CO | |
| 970-284 | QWEST CORPORATION | 9636 | LA SALLE | CO | |
| 970-285 | QWEST CORPORATION | 9636 | PARACHUTE | CO | |
| 970-288 | QWEST CORPORATION | 9636 | FT COLLINS | CO | |
| 970-290 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | LOVELAND | CO | |
| 970-291 | T-MOBILE USA, INC. | 6529 | STEAMBOSPG | CO | |
| 970-292 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | LOVELAND | CO | |
| 970-295 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | FT COLLINS | CO | |
| 970-297 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | FT COLLINS | CO | |
| 970-301 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GREELEY | CO | |
| 970-302 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GREELEY | CO | |
| 970-304 | QWEST CORPORATION | 9636 | GREELEY | CO | |
| 970-306 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | VAIL | CO | |
| 970-309 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GLENWD SPG | CO | |
| 970-310 | T-MOBILE USA, INC. | 6529 | FT COLLINS | CO | |
| 970-311 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | CO | |
| 970-312 | TELNYX LLC | 073H | GRAND JCT | CO | |
| 970-313 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | GREELEY | CO | |
| 970-314 | CHARTER IP ENABLED SERVICES, LLC | 792K | GRAND JCT | CO | |
| 970-315 | LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | ASPEN | CO | |
| 970-316 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | RIDGWAY | CO | |
| 970-318 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | RIDGWAY | CO | |
| 970-319 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GLENWD SPG | CO | |
| 970-323 | QWEST CORPORATION | 9636 | OLATHE | CO | |
| 970-324 | TELEPORT COMMUNICATIONS AMERICA, LLC - CO | 7378 | GREELEY | CO | |
| 970-325 | QWEST CORPORATION | 9636 | OURAY | CO | |
| 970-326 | UNION TELEPHONE COMPANY | 013B | CRAIG | CO | |
| 970-327 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | NORWOOD | CO | |
| 970-328 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | EAGLE | CO | |
| 970-330 | QWEST CORPORATION | 9636 | GREELEY | CO | |
| 970-331 | T-MOBILE USA, INC. | 6529 | VAIL | CO | |
| 970-332 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | WRAY | CO | |
| 970-333 | METROPCS, INC. | 5562 | DILLON | CO | |
| 970-334 | PEETZ COOP. TEL. CO. | 2196 | PEETZ | CO | |
| 970-335 | QWEST CORPORATION | 9636 | DURANGO | CO | |
| 970-336 | QWEST CORPORATION | 9636 | GREELEY | CO | |
| 970-339 | QWEST CORPORATION | 9636 | GREELEY | CO | |
| 970-345 | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | 2185 | AKRON | CO | |
| 970-346 | QWEST CORPORATION | 9636 | GREELEY | CO |
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.