NumberResearchThousands-blocks in 609-551
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 609-551 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 609 blocks
Most active assignees, all time — NPA 609
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
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Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2016-07-26 | 609-551-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | WILDWOOD | NJ |
| 2016-09-19 | 609-551-1XXX | 1000–1999 | Assigned | METROPCS, INC. | 5562 | WILDWOOD | NJ |
| 2016-08-16 | 609-551-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | WILDWOOD | NJ |
| 2017-03-06 | 609-551-3XXX | 3000–3999 | Assigned | ONVOY, LLC - NJ | 637C | WILDWOOD | NJ |
| 2017-07-10 | 609-551-4XXX | 4000–4999 | Assigned | COMCAST IP PHONE, LLC | 318J | WILDWOOD | NJ |
| 2016-09-19 | 609-551-5XXX | 5000–5999 | Assigned | METROPCS, INC. | 5562 | WILDWOOD | NJ |
| 2017-07-05 | 609-551-6XXX | 6000–6999 | Assigned | METROPCS, INC. | 5562 | WILDWOOD | NJ |
| 2016-10-31 | 609-551-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | WILDWOOD | NJ |
| 2016-11-09 | 609-551-8XXX | 8000–8999 | Assigned | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | WILDWOOD | NJ |
| 2017-03-03 | 609-551-9XXX | 9000–9999 | Assigned | TELNYX LLC | 073H | WILDWOOD | NJ |
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.