NumberResearchThousands-blocks in 989-447
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 989-447 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 989 blocks
Most active assignees, all time — NPA 989
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 |
|---|---|---|---|---|---|---|---|
| 2024-12-04 | 989-447-0XXX | 0000–0999 | Assigned | TERRA NOVA TELECOM INC. | 145J | ST CHARLES | MI |
| 2025-09-10 | 989-447-1XXX | 1000–1999 | Assigned | TERRA NOVA TELECOM INC. | 145J | ST CHARLES | MI |
| 2012-09-14 | 989-447-2XXX | 2000–2999 | Assigned | ONVOY, LLCV - MI | 543C | ST CHARLES | MI |
| 2013-03-04 | 989-447-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - MI | 991E | ST CHARLES | MI |
| 2013-03-26 | 989-447-4XXX | 4000–4999 | Assigned | ONVOY, LLCV - MI | 543C | ST CHARLES | MI |
| 2011-09-20 | 989-447-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | ST CHARLES | MI |
| 2014-04-09 | 989-447-6XXX | 6000–6999 | Assigned | PEERLESS NETWORK OF MICHIGAN, LLC - MI | 933G | ST CHARLES | MI |
| 2015-04-01 | 989-447-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | ST CHARLES | MI |
| 2016-03-01 | 989-447-8XXX | 8000–8999 | Assigned | ONVOY, LLCV - MI | 543C | ST CHARLES | MI |
| 2016-03-01 | 989-447-9XXX | 9000–9999 | Assigned | ONVOY, LLCV - MI | 543C | ST CHARLES | MI |
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.