NumberResearch Membership · Data 2026-04

Recent prefix assignments

352 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

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
8X8, INC. 38
NEW CINGULAR WIRELESS PCS, LLC - IL 31
NEW CINGULAR WIRELESS PCS, LLC - DC 30
ONVOY, LLC - CA 28
ONVOY, LLC - NJ 18
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
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Recent NPA-NXX prefix assignments
AssignedNPA-NXXAssigneeOCNRate centerState
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.