NumberResearchThousands-blocks in 256-914
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/20/2026
The ten 1,000-number thousand-blocks inside prefix 256-914 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 256 blocks
Most active assignees, all time — NPA 256
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2012-09-10 | 256-914-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | WADLEY | AL |
| 2012-03-07 | 256-914-1XXX | 1000–1999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | WADLEY | AL |
| 2020-04-09 | 256-914-2XXX | 2000–2999 | Assigned | TELNYX LLC | 073H | WADLEY | AL |
| 2023-01-18 | 256-914-3XXX | 3000–3999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | WADLEY | AL |
| 2018-08-24 | 256-914-4XXX | 4000–4999 | Assigned | ONVOY, LLC - AL | 604E | WADLEY | AL |
| 2021-03-16 | 256-914-5XXX | 5000–5999 | Assigned | ONVOY, LLC - AL | 604E | WADLEY | AL |
| 2019-03-14 | 256-914-6XXX | 6000–6999 | Assigned | ONVOY, LLC - AL | 604E | WADLEY | AL |
| 2014-02-26 | 256-914-7XXX | 7000–7999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - AL | 5255 | WADLEY | AL |
| 2019-03-14 | 256-914-8XXX | 8000–8999 | Assigned | ONVOY, LLC - AL | 604E | WADLEY | AL |
| 2009-02-19 | 256-914-9XXX | 9000–9999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | WADLEY | AL |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/20/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.