NumberResearchThousands-blocks in 224-281
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 224-281 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 224 blocks
Most active assignees, all time — NPA 224
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2014-03-26 | 224-281-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | ELGIN | IL |
| 2014-03-26 | 224-281-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | ELGIN | IL |
| 2014-03-26 | 224-281-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | ELGIN | IL |
| 2014-06-27 | 224-281-3XXX | 3000–3999 | Assigned | METROPCS, INC. | 5562 | ELGIN | IL |
| 2013-10-22 | 224-281-4XXX | 4000–4999 | Assigned | COMCAST IP PHONE, LLC | 318J | ELGIN | IL |
| 2014-06-27 | 224-281-5XXX | 5000–5999 | Assigned | METROPCS, INC. | 5562 | ELGIN | IL |
| 2016-06-15 | 224-281-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | ELGIN | IL |
| 2016-07-21 | 224-281-7XXX | 7000–7999 | Assigned | PEERLESS NETWORK OF ILLINOIS, LLC - IL | 063E | ELGIN | IL |
| 2016-03-21 | 224-281-8XXX | 8000–8999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | ELGIN | IL |
| 2013-10-17 | 224-281-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | ELGIN | IL |
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.