NumberResearchThousands-blocks in 276-525
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
The ten 1,000-number thousand-blocks inside prefix 276-525 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 276 blocks
Most active assignees, all time — NPA 276
New assignments by month
Sep 2026
Aug 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2009-09-04 | 276-525-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | ABINGDON | VA |
| 2007-01-11 | 276-525-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | ABINGDON | VA |
| 2009-09-04 | 276-525-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | ABINGDON | VA |
| — | 276-525-3XXX | 3000–3999 | Available | ABINGDON | VA | ||
| 2011-03-21 | 276-525-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | ABINGDON | VA |
| 2009-10-09 | 276-525-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | 6827 | ABINGDON | VA |
| 2012-12-13 | 276-525-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA | 7299 | ABINGDON | VA |
| 2014-08-14 | 276-525-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | ABINGDON | VA |
| 2015-09-04 | 276-525-8XXX | 8000–8999 | Assigned | COMCAST IP PHONE, LLC | 318J | ABINGDON | VA |
| 2022-01-07 | 276-525-9XXX | 9000–9999 | Assigned | ONVOY, LLC - VA | 138E | ABINGDON | VA |
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.