NumberResearchThousands-blocks in 712-848
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 712-848 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 712 blocks
Most active assignees, all time — NPA 712
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2013-09-25 | 712-848-0XXX | 0000–0999 | Assigned | AUREON COMMUNICATIONS, LLC | 444G | ROLFE | IA |
| — | 712-848-1XXX | 1000–1999 | Reserved | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | 1167 | ROLFE | IA |
| 2021-10-04 | 712-848-2XXX | 2000–2999 | Assigned | ONVOY, LLC - IA | 221F | ROLFE | IA |
| — | 712-848-3XXX | 3000–3999 | Reserved | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | 1167 | ROLFE | IA |
| 2021-03-08 | 712-848-4XXX | 4000–4999 | Assigned | ONVOY, LLC - IA | 221F | ROLFE | IA |
| — | 712-848-5XXX | 5000–5999 | Available | ROLFE | IA | ||
| — | 712-848-6XXX | 6000–6999 | Available | ROLFE | IA | ||
| 2016-11-23 | 712-848-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | ROLFE | IA |
| 2024-02-16 | 712-848-8XXX | 8000–8999 | Assigned | ONVOY SPECTRUM, LLC | 624H | ROLFE | IA |
| — | 712-848-9XXX | 9000–9999 | Reserved | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | 1167 | ROLFE | IA |
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.