Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DSP callsign genealogy
Currently held by Chilicki, Len L
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 K9DSP's current licensee, walking backwards.
- Chilicki, Len LWIgranted 2014-07-29cancelled 2015-05-01
Successor callsigns
Callsigns held now by people who previously held K9DSP.
No current licensee on record previously held this callsign.