Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE0JOP callsign genealogy
Currently held by MADDOCK III, JOHN L
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 KE0JOP'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 KE0JOP.
- MADDOCK III, JOHN LIAgranted 2019-05-18