NumberResearchThousands-blocks in 281-214
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 281-214 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 281 blocks
Most active assignees, all time — NPA 281
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2004-08-03 | 281-214-0XXX | 0000–0999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX | 7239 | WESTFIELD | TX |
| — | 281-214-1XXX | 1000–1999 | Available | WESTFIELD | TX | ||
| — | 281-214-2XXX | 2000–2999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | WESTFIELD | TX |
| — | 281-214-3XXX | 3000–3999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | WESTFIELD | TX |
| — | 281-214-4XXX | 4000–4999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | WESTFIELD | TX |
| 2024-04-10 | 281-214-5XXX | 5000–5999 | Assigned | TERRA NOVA TELECOM INC. | 145J | WESTFIELD | TX |
| 2020-08-20 | 281-214-6XXX | 6000–6999 | Assigned | ONVOY, LLC - TX | 903C | WESTFIELD | TX |
| 2003-03-07 | 281-214-7XXX | 7000–7999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 7138 | WESTFIELD | TX |
| 2003-08-07 | 281-214-8XXX | 8000–8999 | Assigned | ONVOY, LLC - TX | 903C | WESTFIELD | TX |
| 2022-08-19 | 281-214-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | WESTFIELD | TX |
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.