NumberResearchThousands-blocks in 214-817
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 214-817 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 214 blocks
Most active assignees, all time — NPA 214
New assignments by month
Sep 2026
Aug 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2017-05-31 | 214-817-0XXX | 0000–0999 | Assigned | TELNYX LLC | 073H | MIDLOTHIAN | TX |
| 2016-06-15 | 214-817-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | MIDLOTHIAN | TX |
| 2017-07-07 | 214-817-2XXX | 2000–2999 | Assigned | ONVOY, LLC - TX | 903C | MIDLOTHIAN | TX |
| 2017-07-07 | 214-817-3XXX | 3000–3999 | Assigned | ONVOY, LLC - TX | 903C | MIDLOTHIAN | TX |
| 2017-10-10 | 214-817-4XXX | 4000–4999 | Assigned | ONVOY, LLC - TX | 903C | MIDLOTHIAN | TX |
| 2021-01-04 | 214-817-5XXX | 5000–5999 | Assigned | TERRA NOVA TELECOM INC. | 145J | MIDLOTHIAN | TX |
| 2019-06-21 | 214-817-6XXX | 6000–6999 | Assigned | T-MOBILE USA, INC. | 6529 | MIDLOTHIAN | TX |
| 2019-06-21 | 214-817-7XXX | 7000–7999 | Assigned | T-MOBILE USA, INC. | 6529 | MIDLOTHIAN | TX |
| 2016-05-03 | 214-817-8XXX | 8000–8999 | Assigned | CHARTER IP ENABLED SERVICES, LLC | 792K | MIDLOTHIAN | TX |
| 2016-03-23 | 214-817-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | MIDLOTHIAN | 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.