Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4FML callsign genealogy
Currently held by Medina-Lopez, Francisco
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 KP4FML's current licensee, walking backwards.
- Medina-Lopez, FranciscoPRgranted 2014-06-05cancelled 2014-11-25
Successor callsigns
Callsigns held now by people who previously held KP4FML.
No current licensee on record previously held this callsign.