NumberResearchThousands-blocks in 724-488
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 724-488 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 724 blocks
Most active assignees, all time — NPA 724
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 724-488-0XXX | 0000–0999 | Reserved | VERIZON PENNSYLVANIA, INC. | 9208 | AMBRIDGE | PA |
| 2017-07-25 | 724-488-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | AMBRIDGE | PA |
| 2019-03-05 | 724-488-2XXX | 2000–2999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | AMBRIDGE | PA |
| 2016-03-02 | 724-488-3XXX | 3000–3999 | Assigned | ONVOY, LLC - PA | 547E | AMBRIDGE | PA |
| 2016-03-02 | 724-488-4XXX | 4000–4999 | Assigned | ONVOY, LLC - PA | 547E | AMBRIDGE | PA |
| 2024-01-12 | 724-488-5XXX | 5000–5999 | Assigned | TERRA NOVA TELECOM INC. | 145J | AMBRIDGE | PA |
| 2019-03-05 | 724-488-6XXX | 6000–6999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | AMBRIDGE | PA |
| 2020-07-22 | 724-488-7XXX | 7000–7999 | Assigned | ONVOY, LLC - PA | 547E | AMBRIDGE | PA |
| 2008-10-24 | 724-488-8XXX | 8000–8999 | Assigned | PAETEC ITEL, LLC | 829J | AMBRIDGE | PA |
| 2017-11-27 | 724-488-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | AMBRIDGE | 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.