Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3CST callsign genealogy
Currently held by Townsend, William C
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 W3CST's current licensee, walking backwards.
- Townsend, William CFLgranted 2019-05-10cancelled 2019-05-31
Successor callsigns
Callsigns held now by people who previously held W3CST.
No current licensee on record previously held this callsign.