Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC6RUF callsign genealogy
Currently held by Tsompanas, Emmanuel C
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 KC6RUF's current licensee, walking backwards.
- Tsompanas, Emmanuel CCAgranted 2005-10-19cancelled 2009-09-09
Successor callsigns
Callsigns held now by people who previously held KC6RUF.
- Tsompanas 688, Emmanuel CCAgranted 2018-03-30
All historical holders
Every license row we've seen with the callsign KC6RUF, oldest first.
- TSOMPANAS, EMMANUEL C CA1991-02-12 → cancelled 2003-02-13
- Tsompanas, Emmanuel C CA2009-09-09 → cancelled 2018-03-30