NumberResearchThousands-blocks in 717-301
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 717-301 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 717 blocks
Most active assignees, all time — NPA 717
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 717-301-0XXX | 0000–0999 | Reserved | BRIGHTSPEED OF PENNSYLVANIA, LLC | 0209 | NEWBURG | PA |
| 2009-03-11 | 717-301-1XXX | 1000–1999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | NEWBURG | PA |
| — | 717-301-2XXX | 2000–2999 | Available | NEWBURG | PA | ||
| 2025-06-30 | 717-301-3XXX | 3000–3999 | Assigned | TERRA NOVA TELECOM INC. | 145J | NEWBURG | PA |
| 2006-12-19 | 717-301-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | NEWBURG | PA |
| 2015-10-07 | 717-301-5XXX | 5000–5999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | NEWBURG | PA |
| 2018-05-15 | 717-301-6XXX | 6000–6999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | NEWBURG | PA |
| 2014-11-18 | 717-301-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | NEWBURG | PA |
| 2018-10-30 | 717-301-8XXX | 8000–8999 | Assigned | ONVOY, LLC - PA | 547E | NEWBURG | PA |
| 2020-05-26 | 717-301-9XXX | 9000–9999 | Assigned | ONVOY, LLC - PA | 547E | NEWBURG | PA |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.