NumberResearchThousands-blocks in 260-333
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 260-333 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 260 blocks
Most active assignees, all time — NPA 260
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
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Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2006-10-06 | 260-333-0XXX | 0000–0999 | Assigned | COMMUNICATIONS VENTURE CORP DBA INDIGITAL TELECOM | 4169 | AUBURN | IN |
| 2008-07-08 | 260-333-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | AUBURN | IN |
| 2009-09-02 | 260-333-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | AUBURN | IN |
| 2010-07-08 | 260-333-3XXX | 3000–3999 | Assigned | MCC TELEPHONY OF THE MID-WEST, LLC - IN | 874F | AUBURN | IN |
| — | 260-333-4XXX | 4000–4999 | Available | AUBURN | IN | ||
| 2010-08-06 | 260-333-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | AUBURN | IN |
| 2011-05-11 | 260-333-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | AUBURN | IN |
| 2011-10-17 | 260-333-7XXX | 7000–7999 | Assigned | AUBURN ESSENTIAL SERVICES | 853E | AUBURN | IN |
| 2012-03-21 | 260-333-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | AUBURN | IN |
| 2012-09-13 | 260-333-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | AUBURN | IN |
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.