Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4PAC callsign genealogy
Currently held by CARABALLO, PEDRO A
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 KP4PAC's current licensee, walking backwards.
- CARABALLO, PEDRO APRgranted 2019-05-03
Successor callsigns
Callsigns held now by people who previously held KP4PAC.
- CARABALLO, PEDRO APRgranted 2019-05-03