Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4X callsign genealogy
Currently held by BATISTA, RAMON
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 WD4X's current licensee, walking backwards.
- BATISTA, RAMONFLgranted 2017-08-19cancelled 2017-09-12
Successor callsigns
Callsigns held now by people who previously held WD4X.
- BATISTA, RAMONFLgranted 2017-08-19cancelled 2017-09-12
All historical holders
Every license row we've seen with the callsign WD4X, oldest first.
- HARRIS JR, JAMES E NC2007-05-09 → cancelled 2015-08-31
- BATISTA, RAMON FL2017-08-19 → cancelled 2017-08-22
- BATISTA, RAMON FL2017-09-12 active