Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0EQ callsign genealogy
Currently held by GRELLE, JEFF A
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 AD0EQ's current licensee, walking backwards.
- GRELLE, JEFF AKSgranted 2008-05-01cancelled 2013-07-06
Successor callsigns
Callsigns held now by people who previously held AD0EQ.
No current licensee on record previously held this callsign.