NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 248-654

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026

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

The ten 1,000-number thousand-blocks inside prefix 248-654 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 248 blocks

Most active assignees, all time — NPA 248
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7
LEVEL 3 COMMUNICATIONS, LLC - MI 2
PEERLESS NETWORK OF MICHIGAN, LLC - MI 1
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
Clear Download CSV ↓
Recent thousands-block assignments
AssignedThousands-blockLast 4 digitsStatusAssigneeOCNRate centerState
— 248-654-0XXX 0000–0999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
— 248-654-1XXX 1000–1999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
— 248-654-2XXX 2000–2999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
— 248-654-3XXX 3000–3999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
— 248-654-4XXX 4000–4999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
2019-09-11 248-654-5XXX 5000–5999Assigned LEVEL 3 COMMUNICATIONS, LLC - MI 6120 ROYAL OAK MI
2019-12-04 248-654-6XXX 6000–6999Assigned LEVEL 3 COMMUNICATIONS, LLC - MI 6120 ROYAL OAK MI
— 248-654-7XXX 7000–7999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI
2017-11-02 248-654-8XXX 8000–8999Assigned PEERLESS NETWORK OF MICHIGAN, LLC - MI 933G ROYAL OAK MI
— 248-654-9XXX 9000–9999Reserved MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 7279 ROYAL OAK MI

Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.