NumberResearch Membership · Data 09/19/2026

Recent prefix assignments

77 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026

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 - 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
2004-03-25 256-266 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CENTRE AL
2004-03-25 256-641 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GERALDINE AL
2004-03-25 256-744 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ALBERTVL AL
2004-03-25 270-696 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HODGENVL KY
2004-03-25 321-289 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 TITUSVILLE FL
2004-03-25 724-524 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SAXONBURG PA
2004-03-25 814-273 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 EDINBORO PA
2004-03-25 912-323 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 SAVANNAH GA
2004-03-25 928-218 NEW CINGULAR WIRELESS PCS, LLC 6010 MEADVIEW AZ
2004-03-24 814-439 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CONNEAUTLK PA
2004-03-22 334-208 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ANDALUSIA AL
2004-03-22 334-508 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 LUVERNE AL
2004-03-19 231-203 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ALANSON MI
2004-03-19 301-660 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 KEEDYSVL MD
2004-03-19 502-286 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 NEW HAVEN KY
2004-03-19 580-348 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BRECKENRDG OK
2004-03-19 660-235 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 STANBERRY MO
2004-03-19 716-227 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 RUSHFORD NY
2004-03-19 906-204 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ISHPEMING MI
2004-03-19 918-990 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BRAGGS OK
2004-03-18 254-736 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 JONESBORO TX
2004-03-18 254-998 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MORGAN TX
2004-03-18 325-220 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SANTA ANNA TX
2004-03-18 806-977 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BOOKER TX
2004-03-17 229-327 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CAIRO GA
2004-03-17 740-241 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BYESVILLE OH
2004-03-17 740-565 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 DRESDEN OH
2004-03-16 304-777 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CHEAT LAKE WV
2004-03-16 318-316 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 JENA LA
2004-03-16 318-363 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HEBRON LA
2004-03-16 318-477 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 MANGHAM LA
2004-03-16 318-622 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 OAK RIDGE LA
2004-03-16 318-837 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 WISNER LA
2004-03-16 330-246 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CORTLAND OH
2004-03-16 337-317 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DE QUINCY LA
2004-03-16 337-358 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 IOWA LA
2004-03-16 715-596 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PESHTIGO WI
2004-03-16 715-621 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PRESQUE IS WI
2004-03-15 229-325 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 FITZGERALD GA
2004-03-15 517-200 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LITCHFIELD MI
2004-03-15 724-636 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SLIPPERYRK PA
2004-03-15 724-886 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BOBTOWN PA
2004-03-15 845-636 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 MAYBROOK NY
2004-03-15 845-789 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 AMENIA NY
2004-03-15 989-218 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HALE MI
2004-03-12 716-237 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 CHAUTAUQUA NY
2004-03-12 724-596 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 APOLLO PA
2004-03-12 814-423 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LOYSBURG PA
2004-03-12 845-588 NEW CINGULAR WIRELESS PCS, LLC - DC 4036 NARROWSBG NY
2004-03-12 912-256 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 JESUP GA

Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.