NumberResearchThousands-blocks in 757-891
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 757-891 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 757 blocks
Most active assignees, all time — NPA 757
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2005-01-25 | 757-891-0XXX | 0000–0999 | Assigned | CORETEL VIRGINIA, LLC - VA | 5832 | TANGIER | VA |
| 2005-02-14 | 757-891-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - VA | 8825 | TANGIER | VA |
| — | 757-891-2XXX | 2000–2999 | Reserved | VERIZON VIRGINIA, INC. | 9213 | TANGIER | VA |
| 2021-05-12 | 757-891-3XXX | 3000–3999 | Assigned | ONVOY SPECTRUM, LLC | 624H | TANGIER | VA |
| 2016-12-05 | 757-891-4XXX | 4000–4999 | Assigned | IP HORIZON LLC | 515J | TANGIER | VA |
| 2016-05-02 | 757-891-5XXX | 5000–5999 | Assigned | ONVOY, LLC - VA | 138E | TANGIER | VA |
| 2016-05-02 | 757-891-6XXX | 6000–6999 | Assigned | ONVOY, LLC - VA | 138E | TANGIER | VA |
| 2015-03-24 | 757-891-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | TANGIER | VA |
| 2015-12-30 | 757-891-8XXX | 8000–8999 | Assigned | PEERLESS NETWORK OF VIRGINIA, LLC - VA | 275G | TANGIER | VA |
| — | 757-891-9XXX | 9000–9999 | Available | TANGIER | 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.