NumberResearchThousands-blocks in 760-291
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 760-291 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 760 blocks
Most active assignees, all time — NPA 760
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 760-291-0XXX | 0000–0999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| — | 760-291-1XXX | 1000–1999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| — | 760-291-2XXX | 2000–2999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| — | 760-291-3XXX | 3000–3999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| 2010-02-05 | 760-291-4XXX | 4000–4999 | Assigned | ONVOY, LLC - CA | 649C | ESCONDIDO | CA |
| — | 760-291-5XXX | 5000–5999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| — | 760-291-6XXX | 6000–6999 | Reserved | PACIFIC BELL | 9740 | ESCONDIDO | CA |
| 2003-09-19 | 760-291-7XXX | 7000–7999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ESCONDIDO | CA |
| 2004-07-02 | 760-291-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | ESCONDIDO | CA |
| 2019-10-10 | 760-291-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | ESCONDIDO | CA |
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.