Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4BLP callsign genealogy
Currently held by Katona, Andreas
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 KR4BLP's current licensee, walking backwards.
- Katona, AndreasFLgranted 2025-01-01cancelled 2025-02-18
Successor callsigns
Callsigns held now by people who previously held KR4BLP.
- Katona, AndreasFLgranted 2025-09-26