Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4JFS callsign genealogy
Currently held by SOTO CABAN, JESUS F
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 KP4JFS's current licensee, walking backwards.
- SOTO CABAN, JESUS FPRgranted 2018-06-13cancelled 2018-08-10
Successor callsigns
Callsigns held now by people who previously held KP4JFS.
No current licensee on record previously held this callsign.