Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA3KNM callsign genealogy
Currently held by Karpati, George S
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 WA3KNM's current licensee, walking backwards.
- Karpati, George SPAgranted 2005-02-22cancelled 2014-11-04
Successor callsigns
Callsigns held now by people who previously held WA3KNM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA3KNM, oldest first.
- Karpati, Stephan PA2005-06-27 → cancelled 2012-11-14
- Karpati, George S PA2024-10-22 active