Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM0XS callsign genealogy
Currently held by SCHLESINGER, MAX E
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 KM0XS's current licensee, walking backwards.
- SCHLESINGER, MAX EMOgranted 2017-08-01cancelled 2019-01-01
Successor callsigns
Callsigns held now by people who previously held KM0XS.
- SCHLESINGER, MAX EMOgranted 2019-12-24