NumberResearchThousands-blocks in 760-303
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 760-303 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
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2021-07-14 | 760-303-0XXX | 0000–0999 | Assigned | ONVOY, LLC - CA | 649C | RANDSBURG | CA |
| 2010-07-16 | 760-303-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | RANDSBURG | CA |
| — | 760-303-2XXX | 2000–2999 | Available | RANDSBURG | CA | ||
| 2026-01-12 | 760-303-3XXX | 3000–3999 | Assigned | TERRA NOVA TELECOM INC. | 145J | RANDSBURG | CA |
| 2005-07-06 | 760-303-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | RANDSBURG | CA |
| 2013-01-28 | 760-303-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | RANDSBURG | CA |
| 2014-06-02 | 760-303-6XXX | 6000–6999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | RANDSBURG | CA |
| 2018-06-08 | 760-303-7XXX | 7000–7999 | Assigned | TELNYX LLC | 073H | RANDSBURG | CA |
| 2021-10-15 | 760-303-8XXX | 8000–8999 | Assigned | ONVOY SPECTRUM, LLC | 624H | RANDSBURG | CA |
| 2022-10-07 | 760-303-9XXX | 9000–9999 | Assigned | COMMIO, LLC | 939H | RANDSBURG | CA |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.