NumberResearchThousands-blocks in 252-592
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 252-592 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 252 blocks
Most active assignees, all time — NPA 252
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 252-592-0XXX | 0000–0999 | Reserved | PAETEC ITEL, LLC | 829J | ENFIELD | NC |
| 2008-10-22 | 252-592-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - NC | 998E | ENFIELD | NC |
| 2014-01-09 | 252-592-2XXX | 2000–2999 | Assigned | CSC VOICE, LLC | 612K | ENFIELD | NC |
| 2010-02-12 | 252-592-3XXX | 3000–3999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | ENFIELD | NC |
| 2014-05-07 | 252-592-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - NC | 998E | ENFIELD | NC |
| 2016-03-18 | 252-592-5XXX | 5000–5999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | 8389 | ENFIELD | NC |
| 2018-10-31 | 252-592-6XXX | 6000–6999 | Assigned | ONVOY, LLC - NC | 638E | ENFIELD | NC |
| 2013-10-15 | 252-592-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | ENFIELD | NC |
| 2012-07-26 | 252-592-8XXX | 8000–8999 | Assigned | CSC VOICE, LLC | 612K | ENFIELD | NC |
| — | 252-592-9XXX | 9000–9999 | Reserved | PAETEC ITEL, LLC | 829J | ENFIELD | NC |
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.