Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC6FGW callsign genealogy
Currently held by CLAPPER, JAMES D
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 KC6FGW's current licensee, walking backwards.
- CLAPPER, JAMES DCAgranted 2018-08-11
Successor callsigns
Callsigns held now by people who previously held KC6FGW.
All historical holders
Every license row we've seen with the callsign KC6FGW, oldest first.
- CLAPPER, JAMES D CA2009-07-17 → cancelled 2010-07-20
- CLAPPER, JAMES D CA2018-04-07 → cancelled 2018-08-11
- —— → cancelled 1998-09-23