Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5MD callsign genealogy
Currently held by ONG, ERNESTO 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 AD5MD's current licensee, walking backwards.
- ONG, ERNESTO MTXgranted 1999-01-21cancelled 2002-09-26
Successor callsigns
Callsigns held now by people who previously held AD5MD.
No current licensee on record previously held this callsign.