Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4DOJ callsign genealogy
Currently held by RUIZ JR, HOMERO
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 W4DOJ's current licensee, walking backwards.
- Ruiz Jr, HomeroVAgranted 2006-03-13cancelled 2009-08-28
Successor callsigns
Callsigns held now by people who previously held W4DOJ.
- RUIZ JR, HOMEROVAgranted 2019-02-20