NumberResearch Membership · Data 09/20/2026

Thousands-blocks in 814-357

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 814-357 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 814 blocks

Most active assignees, all time — NPA 814
VERIZON PENNSYLVANIA, INC. 4
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 2
TELEPORT COMMUNICATIONS AMERICA, LLC - PA 1
PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 1
ONVOY, LLC - PA 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
— 814-357-0XXX 0000–0999Reserved VERIZON PENNSYLVANIA, INC. 9208 BELLEFONTE PA
2018-09-21 814-357-1XXX 1000–1999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 BELLEFONTE PA
— 814-357-2XXX 2000–2999Reserved VERIZON PENNSYLVANIA, INC. 9208 BELLEFONTE PA
2012-12-11 814-357-3XXX 3000–3999Assigned MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 7434 BELLEFONTE PA
— 814-357-4XXX 4000–4999Reserved VERIZON PENNSYLVANIA, INC. 9208 BELLEFONTE PA
2014-01-07 814-357-5XXX 5000–5999Assigned CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 6392 BELLEFONTE PA
2013-10-30 814-357-6XXX 6000–6999Assigned TELEPORT COMMUNICATIONS AMERICA, LLC - PA 7309 BELLEFONTE PA
2016-08-30 814-357-7XXX 7000–7999Assigned ONVOY, LLC - PA 547E BELLEFONTE PA
— 814-357-8XXX 8000–8999Reserved VERIZON PENNSYLVANIA, INC. 9208 BELLEFONTE PA
2018-10-22 814-357-9XXX 9000–9999Assigned PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 967E BELLEFONTE PA

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.