Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2KAR callsign genealogy
Currently held by Farnsworth, KAREN R
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 K2KAR's current licensee, walking backwards.
- Farnsworth, Karen RNYgranted 2015-01-23cancelled 2015-04-14
Successor callsigns
Callsigns held now by people who previously held K2KAR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2KAR, oldest first.
- RADTKE, KENNETH R CO2000-01-07 → cancelled 2012-01-10
- Farnsworth, KAREN R OH2025-02-15 active