NumberResearchThousands-blocks in 432-547
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 432-547 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 432 blocks
Most active assignees, all time — NPA 432
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2014-05-20 | 432-547-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | GRANDFALLS | TX |
| — | 432-547-1XXX | 1000–1999 | Reserved | SOUTHWESTERN BELL | 9533 | GRANDFALLS | TX |
| — | 432-547-2XXX | 2000–2999 | Reserved | SOUTHWESTERN BELL | 9533 | GRANDFALLS | TX |
| 2011-06-02 | 432-547-3XXX | 3000–3999 | Assigned | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | 0132 | GRANDFALLS | TX |
| 2011-09-20 | 432-547-4XXX | 4000–4999 | Assigned | ONVOY, LLC - TX | 903C | GRANDFALLS | TX |
| 2018-09-18 | 432-547-5XXX | 5000–5999 | Assigned | ONVOY, LLC - TX | 903C | GRANDFALLS | TX |
| 2020-07-31 | 432-547-6XXX | 6000–6999 | Assigned | ONVOY, LLC - TX | 903C | GRANDFALLS | TX |
| 2020-07-31 | 432-547-7XXX | 7000–7999 | Assigned | ONVOY, LLC - TX | 903C | GRANDFALLS | TX |
| 2021-02-23 | 432-547-8XXX | 8000–8999 | Assigned | TELNYX LLC | 073H | GRANDFALLS | TX |
| 2009-01-27 | 432-547-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | GRANDFALLS | 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.