Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6KNC callsign genealogy
Currently held by CASHEN, JOHN F
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 W6KNC's current licensee, walking backwards.
- Martinoni, Salvador ACAgranted 2020-08-24cancelled 2020-09-19
Successor callsigns
Callsigns held now by people who previously held W6KNC.
- CASHEN, JOHN FCAgranted 2017-06-13
All historical holders
Every license row we've seen with the callsign W6KNC, oldest first.
- CASHEN, JOHN F TX2002-01-03 → cancelled 2007-08-31
- Martinoni, Salvador A CA2020-09-19 active