Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0LWF callsign genealogy
Currently held by YSTESUND, KEITH A
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 N0LWF's current licensee, walking backwards.
- Fisher, Lyle WNEgranted 2010-03-02cancelled 2010-04-02
Successor callsigns
Callsigns held now by people who previously held N0LWF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0LWF, oldest first.
- YSTESUND, KEITH A CO1990-05-01 → cancelled 2002-05-02
- Fisher, Lyle W NE2020-02-04 active