Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7GS callsign genealogy
Currently held by OTTO JR, JOHN D
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 AD7GS's current licensee, walking backwards.
- OTTO JR, JOHN DAZgranted 2005-09-13cancelled 2005-09-13
Successor callsigns
Callsigns held now by people who previously held AD7GS.
No current licensee on record previously held this callsign.