Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AH0DX callsign genealogy
Currently held by Mariana Islands Amateur Radio Contest Club
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 AH0DX's current licensee, walking backwards.
- WH0ABZcancelledMariana Islands Amateur Radio Contest ClubMPgranted 2010-01-19cancelled 2010-02-17
Successor callsigns
Callsigns held now by people who previously held AH0DX.
No current licensee on record previously held this callsign.