NumberResearchThousands-blocks in 540-466
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 540-466 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 540 blocks
Most active assignees, all time — NPA 540
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2003-05-29 | 540-466-0XXX | 0000–0999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | STAUNTON | VA |
| 2014-02-26 | 540-466-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | STAUNTON | VA |
| 2009-07-02 | 540-466-2XXX | 2000–2999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | STAUNTON | VA |
| 2014-08-14 | 540-466-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | STAUNTON | VA |
| 2009-03-09 | 540-466-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | STAUNTON | VA |
| 2015-05-12 | 540-466-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | STAUNTON | VA |
| 2003-05-29 | 540-466-6XXX | 6000–6999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | STAUNTON | VA |
| 2014-01-23 | 540-466-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | STAUNTON | VA |
| 2015-12-30 | 540-466-8XXX | 8000–8999 | Assigned | PEERLESS NETWORK OF VIRGINIA, LLC - VA | 275G | STAUNTON | VA |
| 2003-05-29 | 540-466-9XXX | 9000–9999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | STAUNTON | 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.