NumberResearchThousands-blocks in 662-510
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 662-510 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 662 blocks
Most active assignees, all time — NPA 662
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 662-510-0XXX | 0000–0999 | Reserved | LEVEL 3 TELECOM OF MISSISSIPPI, LLC - MS | 220C | MEMPHIS | MS |
| — | 662-510-1XXX | 1000–1999 | Reserved | LEVEL 3 TELECOM OF MISSISSIPPI, LLC - MS | 220C | MEMPHIS | MS |
| 2014-01-08 | 662-510-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | MEMPHIS | MS |
| 2007-11-05 | 662-510-3XXX | 3000–3999 | Assigned | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | MEMPHIS | MS |
| 2015-05-06 | 662-510-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - MS | 992E | MEMPHIS | MS |
| 2008-02-29 | 662-510-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | MEMPHIS | MS |
| 2005-11-03 | 662-510-6XXX | 6000–6999 | Assigned | PAETEC ITEL, LLC | 829J | MEMPHIS | MS |
| 2016-02-17 | 662-510-7XXX | 7000–7999 | Assigned | ONVOY, LLC - MS | 719E | MEMPHIS | MS |
| 2014-03-13 | 662-510-8XXX | 8000–8999 | Assigned | AT&T ENTERPRISES, LLC | 516C | MEMPHIS | MS |
| 2013-06-26 | 662-510-9XXX | 9000–9999 | Assigned | METROPCS, INC. | 5562 | MEMPHIS | MS |
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.