Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4WMU callsign genealogy
Currently held by POPPKE, THEODORE T
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 KC4WMU'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 KC4WMU.
- POPPKE, THEODORE TNDgranted 2003-04-29cancelled 2013-04-09