NumberResearchThousands-blocks in 715-301
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 715-301 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
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2008-10-23 | 715-301-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - WI | 007F | WAUSAU | WI |
| 2006-05-30 | 715-301-1XXX | 1000–1999 | Assigned | CENTRAL WISCONSIN COMMUNICATIONS, INC. - WI | 997C | WAUSAU | WI |
| 2006-05-30 | 715-301-2XXX | 2000–2999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | WAUSAU | WI |
| 2010-05-27 | 715-301-3XXX | 3000–3999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WAUSAU | WI |
| 2007-01-04 | 715-301-4XXX | 4000–4999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC WI | 7216 | WAUSAU | WI |
| 2014-04-11 | 715-301-5XXX | 5000–5999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WAUSAU | WI |
| 2011-09-12 | 715-301-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WAUSAU | WI |
| 2014-05-05 | 715-301-7XXX | 7000–7999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WAUSAU | WI |
| 2015-10-30 | 715-301-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WAUSAU | WI |
| 2004-06-24 | 715-301-9XXX | 9000–9999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WAUSAU | WI |
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.