Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WM4HK callsign genealogy
Currently held by RAEHL, THOMAS H
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 WM4HK's current licensee, walking backwards.
- RAEHL, THOMAS HSCgranted 1998-03-05cancelled 2000-12-27
Successor callsigns
Callsigns held now by people who previously held WM4HK.
- RAEHL, THOMAS HSCgranted 2021-08-27