Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW7T callsign genealogy
Currently held by WELCH JR, THOMAS W
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 WW7T's current licensee, walking backwards.
- WELCH JR, THOMAS WCAgranted 2003-04-16cancelled 2010-10-05
Successor callsigns
Callsigns held now by people who previously held WW7T.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WW7T, oldest first.
- KUJAWA, JOSEPH F MT1998-09-16 → cancelled 2010-09-17
- WELCH JR, THOMAS W MT2020-09-12 active