NumberResearchThousands-blocks in 951-968
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 951-968 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 951 blocks
Most active assignees, all time — NPA 951
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2004-12-29 | 951-968-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | MIRA LOMA | CA |
| 2013-11-01 | 951-968-1XXX | 1000–1999 | Assigned | ONVOY, LLC - CA | 649C | MIRA LOMA | CA |
| — | 951-968-2XXX | 2000–2999 | Reserved | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 7718 | MIRA LOMA | CA |
| 2021-05-27 | 951-968-3XXX | 3000–3999 | Assigned | T-MOBILE USA, INC. | 6529 | MIRA LOMA | CA |
| 2002-12-18 | 951-968-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | MIRA LOMA | CA |
| 2014-11-04 | 951-968-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | MIRA LOMA | CA |
| 2013-11-01 | 951-968-6XXX | 6000–6999 | Assigned | ONVOY, LLC - CA | 649C | MIRA LOMA | CA |
| 2004-05-13 | 951-968-7XXX | 7000–7999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | MIRA LOMA | CA |
| 2005-01-26 | 951-968-8XXX | 8000–8999 | Assigned | PAETEC ITEL, LLC | 829J | MIRA LOMA | CA |
| 2005-01-26 | 951-968-9XXX | 9000–9999 | Assigned | PAETEC ITEL, LLC | 829J | MIRA LOMA | 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.