Confidence: Medium · Source: FCC ULS · As of 2026-09-10
K5GUI callsign genealogy
Currently held by FINNEY SR, THOMAS 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 K5GUI's current licensee, walking backwards.
- FINNEY SR, THOMAS CTXgranted 1994-10-25cancelled 2001-02-23
Successor callsigns
Callsigns held now by people who previously held K5GUI.
- FINNEY SR, THOMAS CTXgranted 2015-02-07