NumberResearchThousands-blocks in 626-325
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 626-325 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 626 blocks
Most active assignees, all time — NPA 626
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2014-07-09 | 626-325-0XXX | 0000–0999 | Assigned | ONVOY, LLC - CA | 649C | SIERRAMADR | CA |
| 2005-01-11 | 626-325-1XXX | 1000–1999 | Assigned | IP HORIZON LLC | 515J | SIERRAMADR | CA |
| 2005-01-11 | 626-325-2XXX | 2000–2999 | Assigned | IP HORIZON LLC | 515J | SIERRAMADR | CA |
| 2006-12-05 | 626-325-3XXX | 3000–3999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | SIERRAMADR | CA |
| 2006-01-05 | 626-325-4XXX | 4000–4999 | Assigned | T-MOBILE USA, INC. | 6529 | SIERRAMADR | CA |
| — | 626-325-5XXX | 5000–5999 | Available | SIERRAMADR | CA | ||
| 2007-03-02 | 626-325-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SIERRAMADR | CA |
| 2006-07-03 | 626-325-7XXX | 7000–7999 | Assigned | UTILITY TELECOM GROUP, LLC - CA | 9262 | SIERRAMADR | CA |
| 2010-01-29 | 626-325-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | SIERRAMADR | CA |
| — | 626-325-9XXX | 9000–9999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | SIERRAMADR | 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.