Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0CJK callsign genealogy
Currently held by LOCKE, MICHAEL H
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 N0CJK's current licensee, walking backwards.
- Kandel, Caleb JIAgranted 2024-12-11cancelled 2025-01-11
Successor callsigns
Callsigns held now by people who previously held N0CJK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0CJK, oldest first.
- LOCKE, MICHAEL H IA2007-01-09 → cancelled 2019-02-12
- Kandel, Caleb J IA2025-01-11 active