NumberResearchThousands-blocks in 609-365
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 609-365 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
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Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2008-11-04 | 609-365-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | SOMERS PT | NJ |
| 2010-08-06 | 609-365-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | SOMERS PT | NJ |
| 2007-08-01 | 609-365-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | SOMERS PT | NJ |
| 2007-04-04 | 609-365-3XXX | 3000–3999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | 7134 | SOMERS PT | NJ |
| 2007-08-07 | 609-365-4XXX | 4000–4999 | Assigned | PAETEC ITEL, LLC | 829J | SOMERS PT | NJ |
| 2008-02-20 | 609-365-5XXX | 5000–5999 | Assigned | PAETEC ITEL, LLC | 829J | SOMERS PT | NJ |
| 2009-02-25 | 609-365-6XXX | 6000–6999 | Assigned | BLOCK LINE SYSTEMS, LLC - NJ | 835E | SOMERS PT | NJ |
| 2010-01-27 | 609-365-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | SOMERS PT | NJ |
| 2011-05-25 | 609-365-8XXX | 8000–8999 | Assigned | COMCAST IP PHONE, LLC | 318J | SOMERS PT | NJ |
| 2011-06-06 | 609-365-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | SOMERS PT | 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.