NumberResearchThousands-blocks in 717-788
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 717-788 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
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2018-10-30 | 717-788-0XXX | 0000–0999 | Assigned | ONVOY, LLC - PA | 547E | WAYNESBORO | PA |
| 2002-09-09 | 717-788-1XXX | 1000–1999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | WAYNESBORO | PA |
| 2018-03-29 | 717-788-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | WAYNESBORO | PA |
| 2018-07-25 | 717-788-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - PA | 002F | WAYNESBORO | PA |
| 2004-12-27 | 717-788-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | WAYNESBORO | PA |
| 2019-08-22 | 717-788-5XXX | 5000–5999 | Assigned | ONVOY, LLC - PA | 547E | WAYNESBORO | PA |
| 2017-03-07 | 717-788-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7309 | WAYNESBORO | PA |
| 2014-11-18 | 717-788-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | WAYNESBORO | PA |
| 2019-08-22 | 717-788-8XXX | 8000–8999 | Assigned | ONVOY, LLC - PA | 547E | WAYNESBORO | PA |
| 2014-03-31 | 717-788-9XXX | 9000–9999 | Assigned | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | WAYNESBORO | PA |
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.