NumberResearchThousands-blocks in 219-370
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 219-370 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 |
|---|---|---|---|---|---|---|---|
| 2010-08-24 | 219-370-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | WHITING | IN |
| 2013-04-03 | 219-370-1XXX | 1000–1999 | Assigned | PEERLESS NETWORK OF INDIANA, LLC - IN | 279F | WHITING | IN |
| 2012-08-16 | 219-370-2XXX | 2000–2999 | Assigned | PAETEC ITEL, LLC | 829J | WHITING | IN |
| 2012-02-24 | 219-370-3XXX | 3000–3999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN | 7440 | WHITING | IN |
| 2013-10-17 | 219-370-4XXX | 4000–4999 | Assigned | IP HORIZON LLC | 515J | WHITING | IN |
| 2011-05-20 | 219-370-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | WHITING | IN |
| 2014-01-22 | 219-370-6XXX | 6000–6999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | WHITING | IN |
| 2014-01-23 | 219-370-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | WHITING | IN |
| 2014-06-18 | 219-370-8XXX | 8000–8999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN | 7440 | WHITING | IN |
| 2015-01-27 | 219-370-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - IN | 105F | WHITING | IN |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.