Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4OJZ callsign genealogy
Currently held by Thomas, Andrew 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 KM4OJZ's current licensee, walking backwards.
- Thomas, Andrew LVAgranted 2013-09-23cancelled 2015-10-27
Successor callsigns
Callsigns held now by people who previously held KM4OJZ.
No current licensee on record previously held this callsign.