NumberResearchThousands-blocks in 757-741
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 757-741 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 757 blocks
Most active assignees, all time — NPA 757
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2015-09-28 | 757-741-0XXX | 0000–0999 | Assigned | PEERLESS NETWORK OF VIRGINIA, LLC - VA | 275G | TOANO | VA |
| — | 757-741-1XXX | 1000–1999 | Available | TOANO | VA | ||
| — | 757-741-2XXX | 2000–2999 | Reserved | COMCAST IP PHONE, LLC | 318J | TOANO | VA |
| 2014-08-29 | 757-741-3XXX | 3000–3999 | Assigned | COMCAST IP PHONE, LLC | 318J | TOANO | VA |
| 2003-11-20 | 757-741-4XXX | 4000–4999 | Assigned | PAETEC ITEL, LLC | 829J | TOANO | VA |
| 2014-08-14 | 757-741-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | TOANO | VA |
| 2013-05-20 | 757-741-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA | 7238 | TOANO | VA |
| 2010-01-29 | 757-741-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | TOANO | VA |
| 2008-11-10 | 757-741-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - VA | 079F | TOANO | VA |
| 2016-05-02 | 757-741-9XXX | 9000–9999 | Assigned | ONVOY, LLC - VA | 138E | TOANO | VA |
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.