Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AH0M callsign genealogy
Currently held by ACERA, MARCELO A
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 AH0M's current licensee, walking backwards.
- ACERA, MARCELO AMPgranted 2000-07-18cancelled 2004-12-14
Successor callsigns
Callsigns held now by people who previously held AH0M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AH0M, oldest first.
- STEPANENKO, ROMAN V FL1999-04-26 → cancelled 2004-07-01
- ACERA, MARCELO A MP2014-10-16 active