Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4SM callsign genealogy
Currently held by SEILER, BERND K
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 KK4SM's current licensee, walking backwards.
- Chase, JoshuaVAgranted 2024-03-19cancelled 2024-07-23
Successor callsigns
Callsigns held now by people who previously held KK4SM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4SM, oldest first.
- SEILER, BERND K AL1997-06-19 → cancelled 2009-06-20
- TRICOUNTY AMATEUR RADIO GROUP SC2010-04-03 → cancelled 2022-04-05
- Chase, Joshua VA2024-07-23 active