Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7TNO callsign genealogy
Currently held by GISCLON II, JOHN L
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 K7TNO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K7TNO.
No current licensee on record previously held this callsign.