Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4DDI callsign genealogy
Currently held by Mendez, Javier
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 K4DDI's current licensee, walking backwards.
- Mendez, JavierFLgranted 2022-06-04cancelled 2022-06-24
Successor callsigns
Callsigns held now by people who previously held K4DDI.
No current licensee on record previously held this callsign.