Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4KID callsign genealogy
Currently held by GUZMAN CRUZ, ANIBAL
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 KP4KID's current licensee, walking backwards.
- Bruno-Torres, XavierPRgranted 2018-05-08cancelled 2018-07-10
Successor callsigns
Callsigns held now by people who previously held KP4KID.
- GUZMAN CRUZ, ANIBALPRgranted 2017-05-10cancelled 2025-07-01
All historical holders
Every license row we've seen with the callsign KP4KID, oldest first.
- GUZMAN CRUZ, ANIBAL PR2002-09-17 → cancelled 2007-08-03
- Bruno-Torres, Xavier PR2018-07-10 active