Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4LFZ callsign genealogy
Currently held by PRAISLER, DAVID 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 KF4LFZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4LFZ.
- PRAISLER, DAVID MFLgranted 1998-03-03cancelled 2002-04-03