Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6FYN callsign genealogy
Currently held by Kleinbrahm, Robert W
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 W6FYN's current licensee, walking backwards.
- Kleinbrahm, Robert WCAgranted 2019-11-25cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held W6FYN.
No current licensee on record previously held this callsign.