NumberResearchThousands-blocks in 989-747
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 989-747 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
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 989-747-0XXX | 0000–0999 | Reserved | MICHIGAN BELL TEL CO | 9323 | OSCODA | MI |
| 2016-02-25 | 989-747-1XXX | 1000–1999 | Assigned | ONVOY, LLCV - MI | 543C | OSCODA | MI |
| 2016-02-25 | 989-747-2XXX | 2000–2999 | Assigned | ONVOY, LLCV - MI | 543C | OSCODA | MI |
| 2009-10-21 | 989-747-3XXX | 3000–3999 | Assigned | CLEAR RATE COMMUNICATIONS, LLC | 046L | OSCODA | MI |
| 2012-09-14 | 989-747-4XXX | 4000–4999 | Assigned | ONVOY, LLCV - MI | 543C | OSCODA | MI |
| 2015-04-01 | 989-747-5XXX | 5000–5999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | OSCODA | MI |
| 2005-03-07 | 989-747-6XXX | 6000–6999 | Assigned | PAETEC ITEL, LLC | 829J | OSCODA | MI |
| — | 989-747-7XXX | 7000–7999 | Available | OSCODA | MI | ||
| 2004-11-29 | 989-747-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MI | 6120 | OSCODA | MI |
| 2019-02-08 | 989-747-9XXX | 9000–9999 | Assigned | PENINSULA FIBER NETWORK, LLC - MI | 116F | OSCODA | MI |
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.