Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0DON callsign genealogy
Currently held by MUELLER, WALTER B
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 N0DON's current licensee, walking backwards.
- Stafford, Donald LCAgranted 2008-11-05cancelled 2009-10-14
Successor callsigns
Callsigns held now by people who previously held N0DON.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0DON, oldest first.
- MUELLER, WALTER B MN1997-07-24 → cancelled 2009-07-25
- Stafford, Donald L CA2020-10-08 active