Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7WSO callsign genealogy
Currently held by FILECCO III, 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 K7WSO's current licensee, walking backwards.
- Filecco III, Thomas PCTgranted 2018-11-14
Successor callsigns
Callsigns held now by people who previously held K7WSO.
- Filecco III, Thomas PCTgranted 2018-11-14