Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4MCJ callsign genealogy
Currently held by CUEVAS DE JESUS, MANUEL
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 KP4MCJ's current licensee, walking backwards.
- CUEVAS DE JESUS, MANUELPRgranted 2018-12-07
Successor callsigns
Callsigns held now by people who previously held KP4MCJ.
- CUEVAS DE JESUS, MANUELPRgranted 2018-12-07