Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5TCC callsign genealogy
Currently held by DYER, 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 W5TCC's current licensee, walking backwards.
- DYER, WILLIAM CTXgranted 2004-11-11cancelled 2005-02-23
Successor callsigns
Callsigns held now by people who previously held W5TCC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5TCC, oldest first.
- DYER, RICHARD L TX1988-04-05 → cancelled 2000-04-06
- DYER, WILLIAM C TX2025-02-20 active