Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KN4YS callsign genealogy
Currently held by Rhoda, Charles F
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 KN4YS's current licensee, walking backwards.
- Rhoda, Charles FAZgranted 2014-02-19cancelled 2014-03-18
Successor callsigns
Callsigns held now by people who previously held KN4YS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KN4YS, oldest first.
- RHODA, CHARLES F NV2001-02-23 → cancelled 2013-03-28
- Rhoda, Charles F AZ2014-03-18 → cancelled 2026-03-19