Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3SYW callsign genealogy
Currently held by HARTUNG, GUNTHER
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 KB3SYW's current licensee, walking backwards.
- HARTUNG, GUNTHERMDgranted 1994-12-29cancelled 2003-05-09
Successor callsigns
Callsigns held now by people who previously held KB3SYW.
No current licensee on record previously held this callsign.