Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6GSB callsign genealogy
Currently held by Barnhart, Grant S
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 W6GSB's current licensee, walking backwards.
- Barnhart, Grant SGAgranted 2018-08-24cancelled 2021-10-05
Successor callsigns
Callsigns held now by people who previously held W6GSB.
No current licensee on record previously held this callsign.