Recent prefix assignments

27 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026

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 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
2021-11-12 681-413 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HILLSBORO WV
2021-11-03 802-486 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 E CORINTH VT
2021-10-19 848-320 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 DUNELLEN NJ
2021-10-08 540-873 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 STAFFORD VA
2021-10-04 681-360 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HNTNGTNZN1 WV
2021-10-04 862-383 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PASSAIC NJ
2021-09-20 603-850 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LISBON NH
2021-08-31 848-314 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PERTHAMBOY NJ
2021-08-31 914-507 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WSCHSTZN08 NY
2021-08-18 774-493 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BROCKTON MA
2021-08-17 862-380 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NEWARK NJ
2021-08-16 571-541 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LEESBURG VA
2021-08-10 862-376 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PASSAIC NJ
2021-08-09 484-982 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 ALLENTOWN PA
2021-07-30 413-428 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 AMHERST MA
2021-07-28 914-496 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WSCHSTZN02 NY
2021-07-20 240-761 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LAUREL236 MD
2021-07-16 681-219 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HNTNGTNZN1 WV
2021-07-09 914-463 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WSCHSTZN08 NY
2021-07-08 667-331 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 TOWSON MD
2021-06-23 667-328 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 ESSEX MD
2021-06-22 856-496 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HADDONFLD NJ
2021-05-20 757-940 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NWPTNWSZN3 VA
2021-05-07 302-568 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NEW CASTLE DE
2021-05-05 838-245 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SCHENCTADY NY
2021-05-04 681-373 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HNTNGTNZN1 WV
2021-05-04 848-308 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 METUCHEN NJ
2021-04-27 475-295 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WATERBURY CT
2021-04-26 484-836 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PHPHSBZN10 PA
2021-04-26 862-370 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SO ORANGE NJ
2021-04-24 540-913 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WINCHESTER VA
2021-04-17 413-399 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 AMHERST MA
2021-04-02 272-260 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PITTSTON PA
2021-04-01 848-307 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PERTHAMBOY NJ
2021-03-31 207-898 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MADAWASKA ME
2021-03-24 774-467 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BROCKTON MA
2021-03-03 914-451 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WSCHSTZN03 NY
2021-03-02 603-710 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 WASHINGTON NH
2021-02-23 862-360 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MORRISTOWN NJ
2021-02-12 862-359 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 LIVINGSTON NJ
2021-02-09 681-306 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 HNTNGTNZN1 WV
2021-02-01 774-459 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BRIDGEWTR MA
2021-01-14 571-513 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 DALE CITY VA
2020-12-21 609-210 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 ALLENTOWN NJ
2020-12-21 774-453 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BROCKTON MA
2020-12-11 862-353 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NEWARK NJ
2020-12-10 484-790 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 W CHESTER PA
2020-12-07 848-302 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 PERTHAMBOY NJ
2020-11-27 609-769 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MOUNTHOLLY NJ
2020-11-24 540-734 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 CHANCELLOR VA

Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.