NumberResearchThousands-blocks in 417-993
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 417-993 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 417 blocks
Most active assignees, all time — NPA 417
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 417-993-0XXX | 0000–0999 | Reserved | BRIGHTSPEED OF MISSOURI, LLC | 9787 | URBANA | MO |
| — | 417-993-1XXX | 1000–1999 | Reserved | BRIGHTSPEED OF MISSOURI, LLC | 9787 | URBANA | MO |
| — | 417-993-2XXX | 2000–2999 | Available | URBANA | MO | ||
| 2025-06-18 | 417-993-3XXX | 3000–3999 | Assigned | TERRA NOVA TELECOM INC. | 145J | URBANA | MO |
| — | 417-993-4XXX | 4000–4999 | Reserved | BRIGHTSPEED OF MISSOURI, LLC | 9787 | URBANA | MO |
| — | 417-993-5XXX | 5000–5999 | Reserved | BRIGHTSPEED OF MISSOURI, LLC | 9787 | URBANA | MO |
| — | 417-993-6XXX | 6000–6999 | Available | URBANA | MO | ||
| — | 417-993-7XXX | 7000–7999 | Available | URBANA | MO | ||
| — | 417-993-8XXX | 8000–8999 | Available | URBANA | MO | ||
| — | 417-993-9XXX | 9000–9999 | Available | URBANA | MO |
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.