NumberResearchThousands-blocks in 804-507
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 804-507 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 804 blocks
Most active assignees, last 30 days — NPA 804
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 804-507-0XXX | 0000–0999 | Reserved | COMCAST IP PHONE, LLC | 318J | VARINA | VA |
| — | 804-507-1XXX | 1000–1999 | Reserved | COMCAST IP PHONE, LLC | 318J | VARINA | VA |
| 2009-07-22 | 804-507-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | VARINA | VA |
| 2017-06-20 | 804-507-3XXX | 3000–3999 | Assigned | METROPCS, INC. | 5562 | VARINA | VA |
| 2018-11-28 | 804-507-4XXX | 4000–4999 | Assigned | PEERLESS NETWORK OF VIRGINIA, LLC - VA | 275G | VARINA | VA |
| 2009-01-14 | 804-507-5XXX | 5000–5999 | Assigned | ONVOY, LLC - VA | 138E | VARINA | VA |
| 2026-08-26 | 804-507-6XXX | 6000–6999 | Assigned | PEERLESS NETWORK OF VIRGINIA, LLC - VA | 275G | VARINA | VA |
| 2019-01-14 | 804-507-7XXX | 7000–7999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | VARINA | VA |
| 2022-01-07 | 804-507-8XXX | 8000–8999 | Assigned | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | VARINA | VA |
| 2021-08-02 | 804-507-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | VARINA | 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.