Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0CJH callsign genealogy
Currently held by Hetherington, Christopher J
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 K0CJH's current licensee, walking backwards.
- Hetherington, Christopher JPAgranted 2024-06-18cancelled 2024-07-06
Successor callsigns
Callsigns held now by people who previously held K0CJH.
No current licensee on record previously held this callsign.