Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF3O callsign genealogy
Currently held by FAYCO DIGITAL ASSOCIATION
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 AF3O's current licensee, walking backwards.
- Arntz, Timothy GSDgranted 2013-06-19cancelled 2021-04-02
Successor callsigns
Callsigns held now by people who previously held AF3O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AF3O, oldest first.
- FAYCO DIGITAL ASSOCIATION PA2008-12-17 → cancelled 2021-03-12
- Arntz, Timothy G SD2021-04-02 active