Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5FO callsign genealogy
Currently held by ALLISON, MARTIN 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 AA5FO's current licensee, walking backwards.
- Schouten, John CARgranted 2014-08-12cancelled 2022-12-09
Successor callsigns
Callsigns held now by people who previously held AA5FO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5FO, oldest first.
- ALLISON, MARTIN E TX2007-09-19 → cancelled 2019-12-19
- Schouten, John C AR2022-12-09 active