Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7OFZ callsign genealogy
Currently held by PLATT, WALLACE S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W7OFZ's current licensee, walking backwards.
- Hacke, Andrew GAZgranted 2013-06-07cancelled 2015-05-01
Successor callsigns
Callsigns held now by people who previously held W7OFZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7OFZ, oldest first.
- PLATT, WALLACE S AZ1996-02-15 → cancelled 2008-02-16
- Hacke, Andrew G TX2025-02-25 active