NumberResearchThousands-blocks in 847-780
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 847-780 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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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 847-780-0XXX | 0000–0999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 7136 | HIGHLANDPK | IL |
| 2013-04-03 | 847-780-1XXX | 1000–1999 | Assigned | PEERLESS NETWORK OF ILLINOIS, LLC - IL | 063E | HIGHLANDPK | IL |
| 2012-05-17 | 847-780-2XXX | 2000–2999 | Assigned | ONVOY, LLC | 224C | HIGHLANDPK | IL |
| 2013-10-15 | 847-780-3XXX | 3000–3999 | Assigned | COMCAST IP PHONE, LLC | 318J | HIGHLANDPK | IL |
| — | 847-780-4XXX | 4000–4999 | Reserved | COMCAST IP PHONE, LLC | 318J | HIGHLANDPK | IL |
| 2013-05-30 | 847-780-5XXX | 5000–5999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | HIGHLANDPK | IL |
| 2011-05-06 | 847-780-6XXX | 6000–6999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | HIGHLANDPK | IL |
| 2010-02-10 | 847-780-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - IL | 984E | HIGHLANDPK | IL |
| 2013-09-09 | 847-780-8XXX | 8000–8999 | Assigned | COMCAST IP PHONE, LLC | 318J | HIGHLANDPK | IL |
| 2013-04-03 | 847-780-9XXX | 9000–9999 | Assigned | PEERLESS NETWORK OF ILLINOIS, LLC - IL | 063E | HIGHLANDPK | 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.