Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF6IO callsign genealogy
Currently held by Merz, Wolfgang
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 AF6IO's current licensee, walking backwards.
- Merz, WolfgangCAgranted 2007-12-12cancelled 2008-04-16
Successor callsigns
Callsigns held now by people who previously held AF6IO.
No current licensee on record previously held this callsign.