Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WD4FGB callsign genealogy
Currently held by GRIMES II, JOSEPH C
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 WD4FGB's current licensee, walking backwards.
- Grimes II, Joseph CGAgranted 2010-03-01cancelled 2010-03-30
Successor callsigns
Callsigns held now by people who previously held WD4FGB.
No current licensee on record previously held this callsign.