NumberResearchThousands-blocks in 860-946
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/21/2026
The ten 1,000-number thousand-blocks inside prefix 860-946 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 860 blocks
Most active assignees, all time — NPA 860
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2008-10-31 | 860-946-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - CT | 199F | NEWMILFORD | CT |
| — | 860-946-1XXX | 1000–1999 | Available | NEWMILFORD | CT | ||
| — | 860-946-2XXX | 2000–2999 | Available | NEWMILFORD | CT | ||
| 2006-11-03 | 860-946-3XXX | 3000–3999 | Assigned | METROPCS, INC. | 5562 | NEWMILFORD | CT |
| 2004-11-15 | 860-946-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CT | 4800 | NEWMILFORD | CT |
| — | 860-946-5XXX | 5000–5999 | Available | NEWMILFORD | CT | ||
| — | 860-946-6XXX | 6000–6999 | Reserved | PAETEC ITEL, LLC | 829J | NEWMILFORD | CT |
| 2004-06-30 | 860-946-7XXX | 7000–7999 | Assigned | METROPCS, INC. | 5562 | NEWMILFORD | CT |
| — | 860-946-8XXX | 8000–8999 | Available | NEWMILFORD | CT | ||
| 2002-11-14 | 860-946-9XXX | 9000–9999 | Assigned | METROPCS, INC. | 5562 | NEWMILFORD | CT |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/21/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.