NumberResearchThousands-blocks in 774-435
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 774-435 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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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2006-09-20 | 774-435-0XXX | 0000–0999 | Assigned | PAETEC ITEL, LLC | 829J | CARVER | MA |
| 2008-11-10 | 774-435-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - MA | 990E | CARVER | MA |
| — | 774-435-2XXX | 2000–2999 | Available | CARVER | MA | ||
| 2014-04-25 | 774-435-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - MA | 990E | CARVER | MA |
| 2002-06-28 | 774-435-4XXX | 4000–4999 | Assigned | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | 268F | CARVER | MA |
| — | 774-435-5XXX | 5000–5999 | Available | CARVER | MA | ||
| 2006-04-28 | 774-435-6XXX | 6000–6999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | CARVER | MA |
| 2013-10-14 | 774-435-7XXX | 7000–7999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CARVER | MA |
| 2013-04-05 | 774-435-8XXX | 8000–8999 | Assigned | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | 268F | CARVER | MA |
| 2014-03-27 | 774-435-9XXX | 9000–9999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | CARVER | MA |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.