Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW0LF callsign genealogy
Currently held by WITTNER, ROBERT M
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 KW0LF's current licensee, walking backwards.
- Brentlinger, Kathleen FINgranted 2002-05-18cancelled 2006-12-22
Successor callsigns
Callsigns held now by people who previously held KW0LF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KW0LF, oldest first.
- Brentlinger, Kathleen F IN2016-12-15 active
- WITTNER, ROBERT M— → cancelled 1998-10-29