NumberResearchThousands-blocks in 760-748
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 760-748 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 |
|---|---|---|---|---|---|---|---|
| 2005-01-13 | 760-748-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | BORREGO | CA |
| 2013-02-20 | 760-748-1XXX | 1000–1999 | Assigned | ONVOY, LLC - CA | 649C | BORREGO | CA |
| 2005-11-22 | 760-748-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | BORREGO | CA |
| 2006-11-01 | 760-748-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | BORREGO | CA |
| — | 760-748-4XXX | 4000–4999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | BORREGO | CA |
| — | 760-748-5XXX | 5000–5999 | Available | BORREGO | CA | ||
| 2007-03-13 | 760-748-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | BORREGO | CA |
| — | 760-748-7XXX | 7000–7999 | Available | BORREGO | CA | ||
| 2013-02-25 | 760-748-8XXX | 8000–8999 | Assigned | ONVOY, LLC - CA | 649C | BORREGO | CA |
| — | 760-748-9XXX | 9000–9999 | Available | BORREGO | 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.