Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0CJR callsign genealogy
Currently held by COLLEGE HILL AMATEUR RADIO SOCIETY
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 KD0CJR'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 KD0CJR.
- N0EQSactiveCOLLEGE HILL AMATEUR RADIO SOCIETYKSgranted 2017-10-19