Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CDL callsign genealogy
Currently held by Trolia, Daniel M
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 K9CDL's current licensee, walking backwards.
- Trolia, Daniel MILgranted 2003-01-02cancelled 2004-06-05
Successor callsigns
Callsigns held now by people who previously held K9CDL.
No current licensee on record previously held this callsign.