NumberResearchThousands-blocks in 419-506
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 419-506 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 419 blocks
Most active assignees, all time — NPA 419
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 419-506-0XXX | 0000–0999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ANTWERP | OH |
| — | 419-506-1XXX | 1000–1999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ANTWERP | OH |
| 2021-11-03 | 419-506-2XXX | 2000–2999 | Assigned | PEERLESS NETWORK OF OHIO, LLC - OH | 284F | ANTWERP | OH |
| 2019-09-09 | 419-506-3XXX | 3000–3999 | Assigned | TELNYX LLC | 073H | ANTWERP | OH |
| 2021-02-10 | 419-506-4XXX | 4000–4999 | Assigned | ONVOY, LLC - OH | 464C | ANTWERP | OH |
| 2020-02-20 | 419-506-5XXX | 5000–5999 | Assigned | ONVOY, LLC - OH | 464C | ANTWERP | OH |
| 2018-03-16 | 419-506-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ANTWERP | OH |
| 2014-03-24 | 419-506-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | ANTWERP | OH |
| 2013-11-27 | 419-506-8XXX | 8000–8999 | Assigned | PEERLESS NETWORK OF OHIO, LLC - OH | 284F | ANTWERP | OH |
| 2011-02-18 | 419-506-9XXX | 9000–9999 | Assigned | MCC TELEPHONY OF THE MIDWEST, LLC - OH | 047G | ANTWERP | OH |
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.