NumberResearchThousands-blocks in 425-395
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 425-395 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 425 blocks
Most active assignees, all time — NPA 425
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2018-05-23 | 425-395-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 5812 | ISSAQUAH | WA |
| — | 425-395-1XXX | 1000–1999 | Reserved | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | ISSAQUAH | WA |
| 2019-07-03 | 425-395-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 5812 | ISSAQUAH | WA |
| — | 425-395-3XXX | 3000–3999 | Reserved | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7173 | ISSAQUAH | WA |
| 2009-01-05 | 425-395-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - WA | 006F | ISSAQUAH | WA |
| 2015-06-11 | 425-395-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 5812 | ISSAQUAH | WA |
| 2010-09-07 | 425-395-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ISSAQUAH | WA |
| 2014-06-16 | 425-395-7XXX | 7000–7999 | Assigned | COMCAST IP PHONE, LLC | 318J | ISSAQUAH | WA |
| 2016-01-28 | 425-395-8XXX | 8000–8999 | Assigned | ONVOY, LLC - WA | 483E | ISSAQUAH | WA |
| 2018-03-27 | 425-395-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | ISSAQUAH | WA |
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.