Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD6CTR callsign genealogy
Currently held by LACSON, JOHN G
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 KD6CTR's current licensee, walking backwards.
- Smilanick, Shirley LCAgranted 2008-07-09cancelled 2009-11-07
Successor callsigns
Callsigns held now by people who previously held KD6CTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD6CTR, oldest first.
- LACSON, JOHN G CA1991-11-05 → cancelled 2003-11-06
- Smilanick, Shirley L CA2019-08-21 active