NumberResearchThousands-blocks in 239-963
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 239-963 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 239 blocks
Most active assignees, all time — NPA 239
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 239-963-0XXX | 0000–0999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 8300 | NAPLES | FL |
| 2005-02-17 | 239-963-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | NAPLES | FL |
| 2005-02-17 | 239-963-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | NAPLES | FL |
| 2005-12-01 | 239-963-3XXX | 3000–3999 | Assigned | PAETEC ITEL, LLC | 829J | NAPLES | FL |
| 2007-04-23 | 239-963-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | NAPLES | FL |
| 2005-07-11 | 239-963-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | NAPLES | FL |
| 2005-07-11 | 239-963-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | NAPLES | FL |
| 2005-07-11 | 239-963-7XXX | 7000–7999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | NAPLES | FL |
| 2006-03-01 | 239-963-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | NAPLES | FL |
| 2005-02-24 | 239-963-9XXX | 9000–9999 | Assigned | COMCAST IP PHONE, LLC | 318J | NAPLES | FL |
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.