NumberResearchThousands-blocks in 712-334
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 712-334 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
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 712-334-0XXX | 0000–0999 | Reserved | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | SIOUX RPD | IA |
| 2015-05-11 | 712-334-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | 6570 | SIOUX RPD | IA |
| — | 712-334-2XXX | 2000–2999 | Available | SIOUX RPD | IA | ||
| 2025-04-28 | 712-334-3XXX | 3000–3999 | Assigned | TERRA NOVA TELECOM INC. | 145J | SIOUX RPD | IA |
| — | 712-334-4XXX | 4000–4999 | Available | SIOUX RPD | IA | ||
| — | 712-334-5XXX | 5000–5999 | Available | SIOUX RPD | IA | ||
| — | 712-334-6XXX | 6000–6999 | Available | SIOUX RPD | IA | ||
| 2025-04-01 | 712-334-7XXX | 7000–7999 | Assigned | METROPCS, INC. | 5562 | SIOUX RPD | IA |
| — | 712-334-8XXX | 8000–8999 | Available | SIOUX RPD | IA | ||
| 2025-09-17 | 712-334-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | SIOUX RPD | 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.