NumberResearchThousands-blocks in 774-565
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 774-565 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 774 blocks
Most active assignees, all time — NPA 774
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 774-565-0XXX | 0000–0999 | Reserved | COMCAST IP PHONE, LLC | 318J | REHOBOTH | MA |
| 2024-01-08 | 774-565-1XXX | 1000–1999 | Assigned | TERRA NOVA TELECOM INC. | 145J | REHOBOTH | MA |
| 2006-08-07 | 774-565-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | REHOBOTH | MA |
| 2006-05-04 | 774-565-3XXX | 3000–3999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | REHOBOTH | MA |
| 2002-01-16 | 774-565-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - MA | 990E | REHOBOTH | MA |
| 2017-04-27 | 774-565-5XXX | 5000–5999 | Assigned | TELNYX LLC | 073H | REHOBOTH | MA |
| 2006-09-26 | 774-565-6XXX | 6000–6999 | Assigned | PAETEC ITEL, LLC | 829J | REHOBOTH | MA |
| 2012-02-22 | 774-565-7XXX | 7000–7999 | Assigned | ONVOY, LLC - MA | 892D | REHOBOTH | MA |
| 2012-05-07 | 774-565-8XXX | 8000–8999 | Assigned | COMCAST IP PHONE, LLC | 318J | REHOBOTH | MA |
| 2016-05-27 | 774-565-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | REHOBOTH | MA |
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.