Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA5OBQ callsign genealogy
Currently held by Simonson, Stephen
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 KA5OBQ's current licensee, walking backwards.
- Simonson, StephenTXgranted 2020-02-14cancelled 2020-03-20
Successor callsigns
Callsigns held now by people who previously held KA5OBQ.
No current licensee on record previously held this callsign.