NumberResearchThousands-blocks in 847-261
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 847-261 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 847 blocks
Most active assignees, all time — NPA 847
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2005-07-25 | 847-261-0XXX | 0000–0999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | 7196 | FRANKLINPK | IL |
| 2000-06-15 | 847-261-1XXX | 1000–1999 | Assigned | ILLINOIS BELL TEL CO | 9329 | FRANKLINPK | IL |
| 2009-10-29 | 847-261-2XXX | 2000–2999 | Assigned | PAETEC ITEL, LLC | 829J | FRANKLINPK | IL |
| 2000-05-24 | 847-261-3XXX | 3000–3999 | Assigned | ILLINOIS BELL TEL CO | 9329 | FRANKLINPK | IL |
| 2008-11-13 | 847-261-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | FRANKLINPK | IL |
| 2004-08-24 | 847-261-5XXX | 5000–5999 | Assigned | FIRST COMMUNICATIONS, LLC | 460K | FRANKLINPK | IL |
| — | 847-261-6XXX | 6000–6999 | Available | FRANKLINPK | IL | ||
| 2004-11-03 | 847-261-7XXX | 7000–7999 | Assigned | FIRST COMMUNICATIONS, LLC | 460K | FRANKLINPK | IL |
| 2020-01-22 | 847-261-8XXX | 8000–8999 | Assigned | ONVOY, LLC | 224C | FRANKLINPK | IL |
| 2005-07-25 | 847-261-9XXX | 9000–9999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | 7196 | FRANKLINPK | IL |
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.