Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW5TS callsign genealogy
Currently held by STACK, THOMAS P
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 WW5TS's current licensee, walking backwards.
- STACK, THOMAS PTXgranted 2023-10-17
Successor callsigns
Callsigns held now by people who previously held WW5TS.
- STACK, THOMAS PTXgranted 2023-10-17