NumberResearchThousands-blocks in 609-536
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 609-536 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
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2004-11-01 | 609-536-0XXX | 0000–0999 | Assigned | METROPCS, INC. | 5562 | CAPMAYCTHS | NJ |
| 2017-03-03 | 609-536-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | CAPMAYCTHS | NJ |
| 2005-09-06 | 609-536-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | CAPMAYCTHS | NJ |
| 2016-08-11 | 609-536-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | CAPMAYCTHS | NJ |
| 2006-12-06 | 609-536-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | CAPMAYCTHS | NJ |
| 2022-10-20 | 609-536-5XXX | 5000–5999 | Assigned | COMMIO, LLC | 939H | CAPMAYCTHS | NJ |
| 2008-01-11 | 609-536-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | 7134 | CAPMAYCTHS | NJ |
| 2021-07-12 | 609-536-7XXX | 7000–7999 | Assigned | COMCAST IP PHONE, LLC | 318J | CAPMAYCTHS | NJ |
| 2008-03-26 | 609-536-8XXX | 8000–8999 | Assigned | COMCAST IP PHONE, LLC | 318J | CAPMAYCTHS | NJ |
| 2010-08-10 | 609-536-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | CAPMAYCTHS | 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.