Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4LSM callsign genealogy
Currently held by SEDA MEDINA, LUIS
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 KP4LSM's current licensee, walking backwards.
- SEDA MEDINA, LUISPRgranted 2020-10-13cancelled 2020-10-31
Successor callsigns
Callsigns held now by people who previously held KP4LSM.
No current licensee on record previously held this callsign.