Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4LAW callsign genealogy
Currently held by Tritschler, Richard 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 WB4LAW's current licensee, walking backwards.
- Tritschler, Richard DFLgranted 2010-10-12cancelled 2011-02-25
Successor callsigns
Callsigns held now by people who previously held WB4LAW.
No current licensee on record previously held this callsign.