Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM7CEX callsign genealogy
Currently held by T4T Contest Club
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 KM7CEX's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM7CEX.
- WT4TWactiveT4T Contest ClubORgranted 2025-09-23