NumberResearchThousands-blocks in 619-270
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 619-270 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 619 blocks
Most active assignees, all time — NPA 619
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2023-10-17 | 619-270-0XXX | 0000–0999 | Assigned | TERRA NOVA TELECOM INC. | 145J | EL CAJON | CA |
| — | 619-270-1XXX | 1000–1999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| — | 619-270-2XXX | 2000–2999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| — | 619-270-3XXX | 3000–3999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| — | 619-270-4XXX | 4000–4999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| — | 619-270-5XXX | 5000–5999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| 2006-02-20 | 619-270-6XXX | 6000–6999 | Assigned | T-MOBILE USA, INC. | 6529 | EL CAJON | CA |
| 2006-05-16 | 619-270-7XXX | 7000–7999 | Assigned | COMCAST PHONE OF CALIFORNIA, LLC | 394L | EL CAJON | CA |
| — | 619-270-8XXX | 8000–8999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
| — | 619-270-9XXX | 9000–9999 | Reserved | PAETEC ITEL, LLC | 829J | EL CAJON | CA |
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.