NumberResearchThousands-blocks in 814-436
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
The ten 1,000-number thousand-blocks inside prefix 814-436 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
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
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2009-03-24 | 814-436-0XXX | 0000–0999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | GRAND VLY | PA |
| 2020-12-30 | 814-436-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | GRAND VLY | PA |
| — | 814-436-2XXX | 2000–2999 | Available | GRAND VLY | PA | ||
| 2016-03-07 | 814-436-3XXX | 3000–3999 | Assigned | ONVOY, LLC - PA | 547E | GRAND VLY | PA |
| 2016-03-07 | 814-436-4XXX | 4000–4999 | Assigned | ONVOY, LLC - PA | 547E | GRAND VLY | PA |
| — | 814-436-5XXX | 5000–5999 | Available | GRAND VLY | PA | ||
| 2018-10-11 | 814-436-6XXX | 6000–6999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | GRAND VLY | PA |
| — | 814-436-7XXX | 7000–7999 | Reserved | VERIZON NORTH, INC. - PA | 0169 | GRAND VLY | PA |
| — | 814-436-8XXX | 8000–8999 | Available | GRAND VLY | PA | ||
| 2023-12-06 | 814-436-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | GRAND VLY | 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.