Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DFV callsign genealogy
Currently held by Femenia Herrero, Jose Miguel
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 K4DFV's current licensee, walking backwards.
- Femenia Herrero, Jose MiguelNCgranted 2018-09-19cancelled 2018-10-10
Successor callsigns
Callsigns held now by people who previously held K4DFV.
No current licensee on record previously held this callsign.