Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5JJR callsign genealogy
Currently held by GREER, JAMES E
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 KC5JJR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC5JJR.
No current licensee on record previously held this callsign.