Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6KAC callsign genealogy
Currently held by MORTENSEN, LELAND O
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 K6KAC's current licensee, walking backwards.
- Cole, Kevin ACAgranted 2018-03-01cancelled 2018-03-23
Successor callsigns
Callsigns held now by people who previously held K6KAC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6KAC, oldest first.
- MORTENSEN, LELAND O CA1996-06-18 → cancelled 2008-06-19
- Cole, Kevin A CA2018-03-23 active