NumberResearchThousands-blocks in 859-654
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 859-654 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 859 blocks
Most active assignees, all time — NPA 859
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2004-10-18 | 859-654-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - KY | 4369 | FALMOUTH | KY |
| — | 859-654-1XXX | 1000–1999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| — | 859-654-2XXX | 2000–2999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| — | 859-654-3XXX | 3000–3999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| — | 859-654-4XXX | 4000–4999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| — | 859-654-5XXX | 5000–5999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| — | 859-654-6XXX | 6000–6999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| 2014-02-20 | 859-654-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - KY | 987E | FALMOUTH | KY |
| — | 859-654-8XXX | 8000–8999 | Reserved | CINCINNATI BELL | 9348 | FALMOUTH | KY |
| 2012-09-18 | 859-654-9XXX | 9000–9999 | Assigned | CINBELL EXT TERR LLC DBA ALTAFIBER CONNECTED SVCS | 593F | FALMOUTH | KY |
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.