Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3KNO callsign genealogy
Currently held by FREDERICKS, APRIL I
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 KA3KNO's current licensee, walking backwards.
- FREDERICKS, APRIL Icancelled 1999-07-09
Successor callsigns
Callsigns held now by people who previously held KA3KNO.
No current licensee on record previously held this callsign.