Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7TC callsign genealogy
Currently held by Sticka, William L
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 AD7TC's current licensee, walking backwards.
- Sticka, William LUTgranted 2007-10-12cancelled 2008-04-09
Successor callsigns
Callsigns held now by people who previously held AD7TC.
No current licensee on record previously held this callsign.