Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CTS callsign genealogy
Currently held by SMART III, CHISS
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 W4CTS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4CTS.
No current licensee on record previously held this callsign.