Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF0FI callsign genealogy
Currently held by Kasperkowicz, Tomasz
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 AF0FI's current licensee, walking backwards.
- Kasperkowicz, TomaszMOgranted 2026-02-11cancelled 2026-03-02
Successor callsigns
Callsigns held now by people who previously held AF0FI.
- Kasperkowicz, TomaszMOgranted 2026-04-03