Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7JCK callsign genealogy
Currently held by Antrobus, David S
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 K7JCK's current licensee, walking backwards.
- Antrobus, David SAZgranted 2015-03-10cancelled 2017-12-19
Successor callsigns
Callsigns held now by people who previously held K7JCK.
No current licensee on record previously held this callsign.