NumberResearchThousands-blocks in 951-749
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 951-749 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 |
|---|---|---|---|---|---|---|---|
| — | 951-749-0XXX | 0000–0999 | Reserved | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | MIRA LOMA | CA |
| 2004-11-30 | 951-749-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | MIRA LOMA | CA |
| 2013-03-05 | 951-749-2XXX | 2000–2999 | Assigned | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 373F | MIRA LOMA | CA |
| 2001-10-17 | 951-749-3XXX | 3000–3999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | MIRA LOMA | CA |
| 2005-01-26 | 951-749-4XXX | 4000–4999 | Assigned | PAETEC ITEL, LLC | 829J | MIRA LOMA | CA |
| 2013-02-08 | 951-749-5XXX | 5000–5999 | Assigned | ONVOY, LLC - CA | 649C | MIRA LOMA | CA |
| 2012-12-04 | 951-749-6XXX | 6000–6999 | Assigned | ONVOY, LLC - CA | 649C | MIRA LOMA | CA |
| 2013-01-29 | 951-749-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MIRA LOMA | CA |
| — | 951-749-8XXX | 8000–8999 | Available | MIRA LOMA | CA | ||
| 2012-12-04 | 951-749-9XXX | 9000–9999 | Assigned | ONVOY, LLC - CA | 649C | MIRA LOMA | 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.