NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 978-298

This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/20/2026

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

The ten 1,000-number thousand-blocks inside prefix 978-298 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 978 blocks

Most active assignees, all time — NPA 978
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 4
TERRA NOVA TELECOM INC. 2
2
YMAX COMMUNICATIONS CORP. - MA 1
COMCAST IP PHONE, LLC 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
2024-07-11 978-298-0XXX 0000–0999Assigned TERRA NOVA TELECOM INC. 145J MAYNARD MA
— 978-298-1XXX 1000–1999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MAYNARD MA
— 978-298-2XXX 2000–2999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MAYNARD MA
2022-10-04 978-298-3XXX 3000–3999Assigned TERRA NOVA TELECOM INC. 145J MAYNARD MA
2008-07-16 978-298-4XXX 4000–4999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MAYNARD MA
2004-12-06 978-298-5XXX 5000–5999Assigned COMCAST IP PHONE, LLC 318J MAYNARD MA
— 978-298-6XXX 6000–6999Available MAYNARD MA
2009-02-04 978-298-7XXX 7000–7999Assigned YMAX COMMUNICATIONS CORP. - MA 316E MAYNARD MA
— 978-298-8XXX 8000–8999Available MAYNARD MA
— 978-298-9XXX 9000–9999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 MAYNARD MA

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.