Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF3KWO callsign genealogy
Currently held by Nyberg, Jeffrey 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 KF3KWO's current licensee, walking backwards.
- Nyberg, Jeffrey DMDgranted 1997-01-13cancelled 2003-08-01
Successor callsigns
Callsigns held now by people who previously held KF3KWO.
- Nyberg, Jeffrey DTXgranted 2025-12-12