Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM5YZ callsign genealogy
Currently held by CUNNINGHAM JR, CLAUD T
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 KM5YZ's current licensee, walking backwards.
- CUNNINGHAM JR, CLAUD TTXgranted 2010-01-26cancelled 2010-01-26
Successor callsigns
Callsigns held now by people who previously held KM5YZ.
No current licensee on record previously held this callsign.