Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM2DX callsign genealogy
Currently held by AFONSO, JOAO M
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 KM2DX's current licensee, walking backwards.
- AFONSO, JOAO MNYgranted 2019-12-17cancelled 2020-12-11
Successor callsigns
Callsigns held now by people who previously held KM2DX.
No current licensee on record previously held this callsign.