Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5SM callsign genealogy
Currently held by MELHUS II, RICHARD F
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 AA5SM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AA5SM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5SM, oldest first.
- MELHUS II, RICHARD F TX1990-06-05 → cancelled 2002-06-06
- MacIntosh, Scott A CA2019-11-19 active