Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3MSR callsign genealogy
Currently held by MOULDER SR, MICHAEL 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 KA3MSR's current licensee, walking backwards.
- Moulder Sr, Michael AVAgranted 2013-08-05cancelled 2013-09-17
Successor callsigns
Callsigns held now by people who previously held KA3MSR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA3MSR, oldest first.
- MOULDER SR, MICHAEL A VA1995-05-24 → cancelled 2007-05-25
- Moulder Sr, Michael A NC2024-07-13 active