Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4IDK callsign genealogy
Currently held by Patty, Robin R
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 K4IDK's current licensee, walking backwards.
- Patty, Robert ETNgranted 2011-06-14cancelled 2011-08-02
Successor callsigns
Callsigns held now by people who previously held K4IDK.
No current licensee on record previously held this callsign.