Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7ADB callsign genealogy
Currently held by Blue II, Art 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 N7ADB's current licensee, walking backwards.
- Blue II, Art DAZgranted 2019-09-11cancelled 2019-10-01
Successor callsigns
Callsigns held now by people who previously held N7ADB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7ADB, oldest first.
- LISK, ROBERT C AZ1990-04-17 → cancelled 2002-04-18
- Blue II, Art D AZ2019-10-01 active