NumberResearchThousands-blocks in 775-763
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 775-763 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 775 blocks
Most active assignees, all time — NPA 775
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2017-04-26 | 775-763-0XXX | 0000–0999 | Assigned | ONVOY, LLC - NV | 029F | MOUNTAINCY | NV |
| 2015-11-25 | 775-763-1XXX | 1000–1999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MOUNTAINCY | NV |
| — | 775-763-2XXX | 2000–2999 | Available | MOUNTAINCY | NV | ||
| — | 775-763-3XXX | 3000–3999 | Available | MOUNTAINCY | NV | ||
| 2022-12-19 | 775-763-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NV | 4805 | MOUNTAINCY | NV |
| — | 775-763-5XXX | 5000–5999 | Reserved | CENTURYTEL GEM STATE INC-NV DBA CENTURYLINK - NV | 4438 | MOUNTAINCY | NV |
| — | 775-763-6XXX | 6000–6999 | Reserved | CENTURYTEL GEM STATE INC-NV DBA CENTURYLINK - NV | 4438 | MOUNTAINCY | NV |
| 2021-09-01 | 775-763-7XXX | 7000–7999 | Assigned | ONVOY SPECTRUM, LLC | 624H | MOUNTAINCY | NV |
| 2022-02-03 | 775-763-8XXX | 8000–8999 | Assigned | TON80 COMMUNICATIONS, LLC | 516J | MOUNTAINCY | NV |
| — | 775-763-9XXX | 9000–9999 | Available | MOUNTAINCY | NV |
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.