Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WC5WM callsign genealogy
Currently held by Hacker, Carl S
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 WC5WM's current licensee, walking backwards.
- Hacker, Carl STXgranted 2000-12-12cancelled 2008-06-07
Successor callsigns
Callsigns held now by people who previously held WC5WM.
No current licensee on record previously held this callsign.