Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1CCC callsign genealogy
Currently held by Heyl, John 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 K1CCC's current licensee, walking backwards.
- Heyl, John LMAgranted 2004-05-20cancelled 2004-09-03
Successor callsigns
Callsigns held now by people who previously held K1CCC.
No current licensee on record previously held this callsign.