NumberResearch Membership · Data 09/19/2026

Thousands-blocks in 616-432

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 616-432 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 616 blocks

Most active assignees, all time — NPA 616
METROPCS, INC. 3
TELEPORT COMMUNICATIONS AMERICA, LLC - MI 2
OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2
ONVOY, LLCV - MI 1
LEVEL 3 COMMUNICATIONS, 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
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Recent thousands-block assignments
AssignedThousands-blockLast 4 digitsStatusAssigneeOCNRate centerState
2011-06-21 616-432-0XXX 0000–0999Assigned OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 GRAND RPDS MI
2011-06-21 616-432-1XXX 1000–1999Assigned OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 2964 GRAND RPDS MI
2011-12-07 616-432-2XXX 2000–2999Assigned LEVEL 3 COMMUNICATIONS, LLC - MI 6120 GRAND RPDS MI
2011-06-28 616-432-3XXX 3000–3999Assigned COMCAST IP PHONE, LLC 318J GRAND RPDS MI
2011-06-09 616-432-4XXX 4000–4999Assigned METROPCS, INC. 5562 GRAND RPDS MI
2011-03-10 616-432-5XXX 5000–5999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC - MI 770E GRAND RPDS MI
2011-03-10 616-432-6XXX 6000–6999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC - MI 770E GRAND RPDS MI
2011-06-17 616-432-7XXX 7000–7999Assigned METROPCS, INC. 5562 GRAND RPDS MI
2011-06-17 616-432-8XXX 8000–8999Assigned METROPCS, INC. 5562 GRAND RPDS MI
2011-06-15 616-432-9XXX 9000–9999Assigned ONVOY, LLCV - MI 543C GRAND RPDS 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.