Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7O callsign genealogy
Currently held by POTTER, PHILIP J
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 KA7O's current licensee, walking backwards.
- Belden, Tate EWYgranted 2007-08-29cancelled 2008-07-04
Successor callsigns
Callsigns held now by people who previously held KA7O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7O, oldest first.
- POTTER, PHILIP J AZ1996-06-14 → cancelled 2008-06-17
- Belden, Tate E WY2018-05-16 active