Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3SQA callsign genealogy
Currently held by Frishkorn, Christopher 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 K3SQA's current licensee, walking backwards.
- Frishkorn, Christopher DPAgranted 2012-08-24cancelled 2020-05-01
Successor callsigns
Callsigns held now by people who previously held K3SQA.
No current licensee on record previously held this callsign.