NumberResearchThousands-blocks in 715-374
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/21/2026
The ten 1,000-number thousand-blocks inside prefix 715-374 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 715 blocks
Most active assignees, all time — NPA 715
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2023-09-05 | 715-374-0XXX | 0000–0999 | Assigned | ONVOY, LLC - WI | 225C | LKNEBAGMON | WI |
| — | 715-374-1XXX | 1000–1999 | Reserved | BRIGHTSPEED OF NORTHWEST WISCONSIN, LLC | 0950 | LKNEBAGMON | WI |
| — | 715-374-2XXX | 2000–2999 | Reserved | BRIGHTSPEED OF NORTHWEST WISCONSIN, LLC | 0950 | LKNEBAGMON | WI |
| — | 715-374-3XXX | 3000–3999 | Reserved | BRIGHTSPEED OF NORTHWEST WISCONSIN, LLC | 0950 | LKNEBAGMON | WI |
| 2021-10-28 | 715-374-4XXX | 4000–4999 | Assigned | ONVOY, LLC - WI | 225C | LKNEBAGMON | WI |
| 2014-10-30 | 715-374-5XXX | 5000–5999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - WI | 5489 | LKNEBAGMON | WI |
| — | 715-374-6XXX | 6000–6999 | Available | LKNEBAGMON | WI | ||
| 2014-07-03 | 715-374-7XXX | 7000–7999 | Assigned | NORVADO, INC. | 8615 | LKNEBAGMON | WI |
| 2022-11-23 | 715-374-8XXX | 8000–8999 | Assigned | ONVOY, LLC - WI | 225C | LKNEBAGMON | WI |
| 2011-04-12 | 715-374-9XXX | 9000–9999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | LKNEBAGMON | WI |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/21/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.