Recent prefix assignments

30 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
516-353 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-356 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BRENTWOOD NY
516-359 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-380 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-381 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-383 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-384 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-413 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-428 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-429 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 BRENTWOOD NY
516-443 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-445 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-446 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-448 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-449 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-455 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-480 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-526 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-527 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-528 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-532 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-554 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-606 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-617 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-635 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-637 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-641 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-647 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-652 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-658 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-697 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-702 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-713 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-721 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-768 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-769 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-815 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-816 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-817 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-818 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-819 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-835 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-840 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-848 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-857 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN07 NY
516-885 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-901 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-946 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY
516-971 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 SELDEN NY
516-972 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NASSAUZN05 NY

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.