NumberResearchThousands-blocks in 656-274
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 656-274 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 656 blocks
Most active assignees, all time — NPA 656
New assignments by month
Sep 2026
Aug 2026
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Dec 2025
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2026-08-19 | 656-274-0XXX | 0000–0999 | Assigned | ONVOY, LLC - FL | 937C | TAMPANTH | FL |
| 2026-06-15 | 656-274-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | TAMPANTH | FL |
| 2026-05-05 | 656-274-2XXX | 2000–2999 | Assigned | HD CARRIER LLC | 321J | TAMPANTH | FL |
| 2026-05-05 | 656-274-3XXX | 3000–3999 | Assigned | HD CARRIER LLC | 321J | TAMPANTH | FL |
| 2026-05-05 | 656-274-4XXX | 4000–4999 | Assigned | HD CARRIER LLC | 321J | TAMPANTH | FL |
| 2026-03-20 | 656-274-5XXX | 5000–5999 | Assigned | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | TAMPANTH | FL |
| 2026-08-19 | 656-274-6XXX | 6000–6999 | Assigned | ONVOY, LLC - FL | 937C | TAMPANTH | FL |
| 2026-05-05 | 656-274-7XXX | 7000–7999 | Assigned | HD CARRIER LLC | 321J | TAMPANTH | FL |
| — | 656-274-8XXX | 8000–8999 | Available | TAMPANTH | FL | ||
| — | 656-274-9XXX | 9000–9999 | Available | TAMPANTH | FL |
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.