Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4FHT callsign genealogy
Currently held by LUGO PEREZ, GILBERTO
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 KP4FHT's current licensee, walking backwards.
- Lugo-Perez, GilbertoPRgranted 2007-07-10cancelled 2007-08-04
Successor callsigns
Callsigns held now by people who previously held KP4FHT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4FHT, oldest first.
- LUGO PEREZ, GILBERTO PR1988-06-07 → cancelled 2000-06-09
- Lugo-Perez, Gilberto PR2017-07-13 active