Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM1ESL callsign genealogy
Currently held by Volz, Michael
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 KM1ESL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KM1ESL.
No current licensee on record previously held this callsign.