Recent thousands-block assignments

0 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 09/20/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

Most carrier growth happens here, not at the prefix level: under number pooling, carriers receive individual 1,000-number blocks (e.g. 626-470-0XXX) within already-assigned prefixes. Assignments are initial assignments — the current serving carrier of individual numbers may differ due to portability.

Most active assignees, all time — NPA 248

CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 520

NEW CINGULAR WIRELESS PCS, LLC - IL 384

ONVOY, LLCV - MI 332

OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 287

METROPCS, INC. 227

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

Recent thousands-block assignments
Assigned	Thousands-block	Last 4 digits	Status	Assignee	OCN	Rate center	State
2017-04-20	248-907-1XXX	1000–1999	Assigned	ONVOY, LLCV - MI	543C	FARMINGTON	MI
2017-04-10	248-482-8XXX	8000–8999	Assigned	BHN IP ENABLED SERVICES, LLC	045L	FARMINGTON	MI
2017-04-06	248-940-2XXX	2000–2999	Assigned	COMCAST IP PHONE, LLC	318J	BIRMINGHAM	MI
2017-03-30	248-989-5XXX	5000–5999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	TROY	MI
2017-03-30	248-989-6XXX	6000–6999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	TROY	MI
2017-03-22	248-482-7XXX	7000–7999	Assigned	WOW! INTERNET, CABLE AND PHONE	961J	FARMINGTON	MI
2017-03-16	248-800-9XXX	9000–9999	Assigned	METROPCS, INC.	5562	OXFORD	MI
2017-03-16	248-832-6XXX	6000–6999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	NORTHVILLE	MI
2017-03-16	248-832-7XXX	7000–7999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	NORTHVILLE	MI
2017-03-16	248-832-8XXX	8000–8999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	NORTHVILLE	MI
2017-03-03	248-791-6XXX	6000–6999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	PONTIAC	MI
2017-03-03	248-791-8XXX	8000–8999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	PONTIAC	MI
2017-03-03	248-845-6XXX	6000–6999	Assigned	METROPCS, INC.	5562	LAKE ORION	MI
2017-02-24	248-422-3XXX	3000–3999	Assigned	123.NET, LLC	2550	TROY	MI
2017-02-08	248-450-3XXX	3000–3999	Assigned	COMCAST IP PHONE, LLC	318J	SOUTHFIELD	MI
2017-01-31	248-829-9XXX	9000–9999	Assigned	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI	6003	AUBURN HTS	MI
2017-01-30	248-617-5XXX	5000–5999	Assigned	CLEAR RATE COMMUNICATIONS, LLC	046L	SOUTH LYON	MI
2017-01-17	248-665-4XXX	4000–4999	Assigned	TELEPORT COMMUNICATIONS AMERICA, LLC - MI	770E	SOUTHFIELD	MI
2017-01-12	248-472-5XXX	5000–5999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	MILFDWH LK	MI
2017-01-12	248-472-6XXX	6000–6999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	MILFDWH LK	MI
2017-01-12	248-472-7XXX	7000–7999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	MILFDWH LK	MI
2017-01-12	248-472-8XXX	8000–8999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	MILFDWH LK	MI
2017-01-12	248-472-9XXX	9000–9999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	MILFDWH LK	MI
2017-01-04	248-606-0XXX	0000–0999	Assigned	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI	6003	AUBURN HTS	MI
2017-01-03	248-450-7XXX	7000–7999	Assigned	AT&T ENTERPRISES, LLC	516C	SOUTHFIELD	MI
2016-12-28	248-829-1XXX	1000–1999	Assigned	COMCAST IP PHONE, LLC	318J	AUBURN HTS	MI
2016-12-28	248-970-7XXX	7000–7999	Assigned	CLEAR RATE COMMUNICATIONS, LLC	046L	W BLOOMFLD	MI
2016-12-14	248-728-4XXX	4000–4999	Assigned	COMCAST IP PHONE, LLC	318J	SOUTHFIELD	MI
2016-12-08	248-861-3XXX	3000–3999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-08	248-861-4XXX	4000–4999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-08	248-861-5XXX	5000–5999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-08	248-861-6XXX	6000–6999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-08	248-861-7XXX	7000–7999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-08	248-861-8XXX	8000–8999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	CLARKSTON	MI
2016-12-05	248-237-5XXX	5000–5999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	AUBURN HTS	MI
2016-12-05	248-270-1XXX	1000–1999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	AUBURN HTS	MI
2016-12-05	248-289-2XXX	2000–2999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	AUBURN HTS	MI
2016-12-05	248-564-9XXX	9000–9999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	AUBURN HTS	MI
2016-12-02	248-900-0XXX	0000–0999	Assigned	ONVOY, LLCV - MI	543C	ORTONVILLE	MI
2016-11-28	248-832-9XXX	9000–9999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	NORTHVILLE	MI
2016-11-21	248-938-9XXX	9000–9999	Assigned	OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC	2964	NORTHVILLE	MI
2016-11-18	248-988-3XXX	3000–3999	Assigned	ONVOY, LLCV - MI	543C	BIRMINGHAM	MI
2016-11-18	248-988-4XXX	4000–4999	Assigned	ONVOY, LLCV - MI	543C	BIRMINGHAM	MI
2016-11-17	248-653-6XXX	6000–6999	Assigned	PEERLESS NETWORK OF MICHIGAN, LLC - MI	933G	HOLLY	MI
2016-11-11	248-472-2XXX	2000–2999	Assigned	COMCAST IP PHONE, LLC	318J	MILFDWH LK	MI
2016-11-04	248-916-7XXX	7000–7999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	NORTHVILLE	MI
2016-11-04	248-916-8XXX	8000–8999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	NORTHVILLE	MI
2016-11-04	248-938-3XXX	3000–3999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	NORTHVILLE	MI
2016-11-04	248-954-5XXX	5000–5999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	FARMINGTON	MI
2016-11-04	248-954-6XXX	6000–6999	Assigned	NEW CINGULAR WIRELESS PCS, LLC - IL	6534	FARMINGTON	MI

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/20/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.