NumberResearch Membership · Data 09/18/2026

Recent prefix assignments

8 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 CINGULAR WIRELESS PCS, LLC - GA 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
305-206 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-213 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-215 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-281 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-282 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-283 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-297 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-298 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-299 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-301 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-302 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-304 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-308 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-310 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-318 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-319 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-322 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-323 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-331 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-332 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-333 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-335 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-336 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-338 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-342 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-343 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-393 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-394 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-395 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-407 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-409 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-431 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-439 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-450 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-458 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-469 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-484 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-495 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-496 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-498 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-505 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-509 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-510 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-542 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NORTH DADE FL
305-546 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-562 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 PERRINE FL
305-582 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-586 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL
305-587 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 KEYS FL
305-588 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MIAMI FL

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.