Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7VO callsign genealogy
Currently held by RITZ, MICHAEL T
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 W7VO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W7VO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7VO, oldest first.
- Andreasen, Howard P AZ2005-09-09 → cancelled 2006-07-14
- RITZ, MICHAEL T OR2018-05-17 active