Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK1Z callsign genealogy
Currently held by SANTOYO V, RAMON
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 KK1Z's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KK1Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK1Z, oldest first.
- FIORE, LORENZO J FL1997-08-22 → cancelled 2009-08-25
- SANTOYO V, RAMON TX2019-07-02 active