William D Helgeson
Active- Service
- Amateur
- Class
- Amateur Extra
- Location
- ROTHSCHILD, WI
- FRN
- 0025465113
- Granted
- Jan 14, 2026
- Expires
- Apr 6, 2036
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
AD0TS
- Callsign
- Try W1AW, or enter several callsigns separated by commas.
- FRN
- Find licenses linked to a 10-digit FCC Registration Number.
- Advanced
- Combine a name, location, service, or license dates.