NumberResearchThousands-blocks in 219-575
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 219-575 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 219 blocks
Most active assignees, all time — NPA 219
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 219-575-0XXX | 0000–0999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| — | 219-575-1XXX | 1000–1999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| — | 219-575-2XXX | 2000–2999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| — | 219-575-3XXX | 3000–3999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| 2004-01-28 | 219-575-4XXX | 4000–4999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| 2007-09-24 | 219-575-5XXX | 5000–5999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| 2006-02-10 | 219-575-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN | 7440 | LA PORTE | IN |
| 2007-01-26 | 219-575-7XXX | 7000–7999 | Assigned | COMCAST IP PHONE, LLC | 318J | LA PORTE | IN |
| 2007-05-29 | 219-575-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
| 2006-11-02 | 219-575-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA PORTE | IN |
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.