NumberResearchThousands-blocks in 434-879
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 434-879 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 434 blocks
Most active assignees, all time — NPA 434
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 |
|---|---|---|---|---|---|---|---|
| 2018-06-20 | 434-879-0XXX | 0000–0999 | Assigned | CORETEL VIRGINIA, LLC - VA | 5832 | BURKEVILLE | VA |
| 2008-11-06 | 434-879-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | BURKEVILLE | VA |
| 2009-03-17 | 434-879-2XXX | 2000–2999 | Assigned | CORETEL VIRGINIA, LLC - VA | 5832 | BURKEVILLE | VA |
| — | 434-879-3XXX | 3000–3999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - VA | 8825 | BURKEVILLE | VA |
| 2004-05-18 | 434-879-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - VA | 8825 | BURKEVILLE | VA |
| 2010-10-22 | 434-879-5XXX | 5000–5999 | Assigned | SHENTEL COMMUNICATIONS, LLC. - VA | 4979 | BURKEVILLE | VA |
| 2012-05-16 | 434-879-6XXX | 6000–6999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | BURKEVILLE | VA |
| 2013-02-01 | 434-879-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | BURKEVILLE | VA |
| 2013-10-22 | 434-879-8XXX | 8000–8999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | BURKEVILLE | VA |
| 2025-06-18 | 434-879-9XXX | 9000–9999 | Assigned | TERRA NOVA TELECOM INC. | 145J | BURKEVILLE | VA |
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.