Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4DDL callsign genealogy
Currently held by Conch Republic Amateur Contest Klub
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 KI4DDL's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4DDL.
- K4EYSexpiredConch Republic Amateur Contest KlubFLgranted 2013-12-10cancelled 2026-03-06