NumberResearch Membership · Data 2026-04

Recent prefix assignments

77 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
NEW CINGULAR WIRELESS PCS, LLC - IL 31
NEW CINGULAR WIRELESS PCS, LLC - DC 30
NEW CINGULAR WIRELESS PCS, LLC - GA 8
NEW CINGULAR WIRELESS PCS, LLC 8
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
2021-08-11 307-376 NEW CINGULAR WIRELESS PCS, LLC 6010 ALPINE WY
2021-08-10 712-413 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SIOUX CITY IA
2021-08-10 769-263 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NATCHEZ MS
2021-08-10 840-206 NEW CINGULAR WIRELESS PCS, LLC 6010 CHINO CA
2021-08-10 862-376 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PASSAIC NJ
2021-08-10 870-839 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MARION AR
2021-08-09 484-982 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 ALLENTOWN PA
2021-08-09 520-554 NEW CINGULAR WIRELESS PCS, LLC 6010 TUCSON AZ
2021-08-09 520-565 NEW CINGULAR WIRELESS PCS, LLC 6010 TUCSON AZ
2021-08-06 331-277 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LOMBARD IL
2021-08-05 442-366 NEW CINGULAR WIRELESS PCS, LLC 6010 PALM SPG CA
2021-08-05 708-470 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BLUEISLAND IL
2021-08-05 708-618 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LA GRANGE IL
2021-07-30 413-428 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 AMHERST MA
2021-07-29 213-565 NEW CINGULAR WIRELESS PCS, LLC 6010 MONTEBELLO CA
2021-07-29 213-578 NEW CINGULAR WIRELESS PCS, LLC 6010 MONTEBELLO CA
2021-07-29 313-650 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DETROITZN6 MI
2021-07-29 385-409 NEW CINGULAR WIRELESS PCS, LLC 6010 KAYSVILLE UT
2021-07-29 385-413 NEW CINGULAR WIRELESS PCS, LLC 6010 KAYSVILLE UT
2021-07-29 442-360 NEW CINGULAR WIRELESS PCS, LLC 6010 PALM SPG CA
2021-07-29 442-361 NEW CINGULAR WIRELESS PCS, LLC 6010 PALM SPG CA
2021-07-29 505-491 NEW CINGULAR WIRELESS PCS, LLC 6010 FARMINGTON NM
2021-07-29 505-493 NEW CINGULAR WIRELESS PCS, LLC 6010 FARMINGTON NM
2021-07-29 530-709 NEW CINGULAR WIRELESS PCS, LLC 6010 MARYSVILLE CA
2021-07-29 559-619 NEW CINGULAR WIRELESS PCS, LLC 6010 VISALIA CA
2021-07-29 562-540 NEW CINGULAR WIRELESS PCS, LLC 6010 LONG BEACH CA
2021-07-29 606-300 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CORBIN KY
2021-07-29 606-381 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CORBIN KY
2021-07-29 618-760 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CENTRALIA IL
2021-07-29 661-521 NEW CINGULAR WIRELESS PCS, LLC 6010 PLDL PLDL CA
2021-07-29 820-207 NEW CINGULAR WIRELESS PCS, LLC 6010 CAMARILLO CA
2021-07-29 840-202 NEW CINGULAR WIRELESS PCS, LLC 6010 POMONA CA
2021-07-29 840-203 NEW CINGULAR WIRELESS PCS, LLC 6010 S BERNDINO CA
2021-07-29 840-204 NEW CINGULAR WIRELESS PCS, LLC 6010 S BERNDINO CA
2021-07-29 951-586 NEW CINGULAR WIRELESS PCS, LLC 6010 RIVERSIDE CA
2021-07-29 951-589 NEW CINGULAR WIRELESS PCS, LLC 6010 RIVERSIDE CA
2021-07-28 689-246 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ORLANDO FL
2021-07-28 914-496 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WSCHSTZN02 NY
2021-07-27 314-893 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 KIRKWOOD MO
2021-07-27 620-556 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LIBERAL KS
2021-07-26 681-417 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PRKRSBGZN1 WV
2021-07-22 563-330 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MONONA IA
2021-07-22 641-240 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 UNIONVILLE IA
2021-07-22 786-795 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
2021-07-21 435-308 NEW CINGULAR WIRELESS PCS, LLC 6010 MONUMNTVLY UT
2021-07-21 712-408 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 NO HOPKINS IA
2021-07-20 240-761 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LAUREL236 MD
2021-07-20 563-314 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DORCHESTER IA
2021-07-20 563-317 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOSPGGROVE IA
2021-07-20 775-479 NEW CINGULAR WIRELESS PCS, LLC 6010 PARADISVLY NV

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.