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
256-478 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GADSDEN AL
256-481 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GADSDEN AL
256-484 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CENTRE AL
256-493 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 TALLADEGA AL
256-506 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GUNTERSVL AL
256-520 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-527 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-529 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-548 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 STEVENSON AL
256-556 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DECATUR AL
256-565 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DECATUR AL
256-566 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DECATUR AL
256-577 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ROGERSVL AL
256-603 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-604 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-606 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 DECATUR AL
256-622 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GADSDEN AL
256-627 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ROGERSVL AL
256-651 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-653 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-655 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-682 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-683 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-684 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-708 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CULLMAN AL
256-709 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CULLMAN AL
256-714 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HUNTSVILLE AL
256-738 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 GUNTERSVL AL
256-758 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 HARTSELLE AL
256-810 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ROGERSVL AL
256-899 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 RAINSVILLE AL
256-917 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 CULLMAN AL
256-998 NEW CINGULAR WIRELESS PCS, LLC - GA 6214 ATHENS AL
260-213 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLUMBIACY IN
260-221 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LIGONIER IN
260-316 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ANGOLA IN
260-318 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 KENDALLVL IN
260-319 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ANGOLA IN
260-330 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WABASH IN
260-336 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LAGRANGE IN
260-385 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 FORT WAYNE IN
260-466 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 FORT WAYNE IN
260-502 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WAWAKA IN
260-519 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HUNTINGTON IN
260-525 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BERNE IN
260-530 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HUNTINGTON IN
260-541 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CORUNNA IN
260-553 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 GARRETT IN
260-557 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 FORT WAYNE IN
260-564 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ALBION IN

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.