Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5YR callsign genealogy
Currently held by Cobb Jr, Allen E
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 AD5YR's current licensee, walking backwards.
- Cobb Jr, Allen ETXgranted 2006-09-06cancelled 2006-10-12
Successor callsigns
Callsigns held now by people who previously held AD5YR.
- Cobb Jr, Allen ETXgranted 2017-08-18cancelled 2018-10-16