NumberResearchThousands-blocks in 681-334
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 681-334 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 681 blocks
Most active assignees, all time — NPA 681
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2014-06-12 | 681-334-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - WV | 080F | OCEANA | WV |
| 2013-08-07 | 681-334-1XXX | 1000–1999 | Assigned | CORETEL WEST VIRGINIA, INC. - WV | 5833 | OCEANA | WV |
| 2015-05-26 | 681-334-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - WV | 080F | OCEANA | WV |
| 2018-10-30 | 681-334-3XXX | 3000–3999 | Assigned | T-MOBILE USA, INC. | 6529 | OCEANA | WV |
| 2018-10-30 | 681-334-4XXX | 4000–4999 | Assigned | T-MOBILE USA, INC. | 6529 | OCEANA | WV |
| 2019-02-15 | 681-334-5XXX | 5000–5999 | Assigned | T-MOBILE USA, INC. | 6529 | OCEANA | WV |
| 2019-04-15 | 681-334-6XXX | 6000–6999 | Assigned | ONVOY, LLC - WV | 449F | OCEANA | WV |
| — | 681-334-7XXX | 7000–7999 | Assigned (pending) | OCEANA | WV | ||
| 2020-06-30 | 681-334-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - WV | 9944 | OCEANA | WV |
| 2020-11-05 | 681-334-9XXX | 9000–9999 | Assigned | ONVOY, LLC - WV | 449F | OCEANA | WV |
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.