NumberResearch Membership · Data 2026-04

Recent prefix assignments

77 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04

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
573-680 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 JEFFERSNCY MO
573-690 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 JEFFERSNCY MO
573-692 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LKOZKOSBCH MO
573-694 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 JEFFERSNCY MO
573-724 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HAYTI MO
573-768 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 PERRYVILLE MO
573-808 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLUMBIA MO
573-821 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 JEFFERSNCY MO
573-825 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLUMBIA MO
573-836 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CAMDENTON MO
573-864 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLUMBIA MO
573-894 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SHELBYVL MO
573-922 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CARUTHRSVL MO
573-933 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CENTRALIA MO
573-999 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 COLUMBIA MO
574-202 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 GOSHEN IN
574-208 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-209 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BREMEN IN
574-210 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-214 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ELKHART IN
574-215 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ELKHART IN
574-216 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 CULVER IN
574-220 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-225 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WINAMAC IN
574-227 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MILLWOOD IN
574-250 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-292 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-298 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-305 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MILLWOOD IN
574-328 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BURKET IN
574-332 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ARGOS IN
574-340 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
574-505 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MACY IN
574-518 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SYRACUSE IN
574-521 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SYRACUSE IN
574-549 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WARSAW IN
574-551 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WARSAW IN
574-581 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 MONTICELLO IN
574-603 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 BURNETTSVL IN
574-702 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LOGANSPORT IN
574-721 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LOGANSPORT IN
574-727 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 LOGANSPORT IN
574-806 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 KNOX IN
574-817 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 KEWANNA IN
574-835 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ROCHESTER IN
574-910 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 WALKERTON IN
574-952 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 ARGOS IN
574-993 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 SOUTH BEND IN
575-390 NEW CINGULAR WIRELESS PCS, LLC - IL 6534 HOBBS NM
575-420 NEW CINGULAR WIRELESS PCS, LLC 6010 ROSWELL NM

Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.