NumberResearchThousands-blocks in 607-344
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 607-344 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 607 blocks
Most active assignees, all time — NPA 607
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 607-344-0XXX | 0000–0999 | Reserved | PAETEC ITEL, LLC | 829J | CORTLAND | NY |
| 2014-10-14 | 607-344-1XXX | 1000–1999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CORTLAND | NY |
| — | 607-344-2XXX | 2000–2999 | Reserved | PAETEC ITEL, LLC | 829J | CORTLAND | NY |
| 2015-11-23 | 607-344-3XXX | 3000–3999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | CORTLAND | NY |
| — | 607-344-4XXX | 4000–4999 | Reserved | PAETEC ITEL, LLC | 829J | CORTLAND | NY |
| 2022-07-28 | 607-344-5XXX | 5000–5999 | Assigned | COMMIO, LLC | 939H | CORTLAND | NY |
| — | 607-344-6XXX | 6000–6999 | Available | CORTLAND | NY | ||
| 2021-03-26 | 607-344-7XXX | 7000–7999 | Assigned | ONVOY SPECTRUM, LLC | 624H | CORTLAND | NY |
| 2024-08-14 | 607-344-8XXX | 8000–8999 | Assigned | IP HORIZON LLC | 515J | CORTLAND | NY |
| 2020-03-23 | 607-344-9XXX | 9000–9999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | CORTLAND | NY |
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.