Duane A Osterlon
Active- Service
- Amateur
- Class
- Technician
- Location
- HOT SPRINGS, SD
- FRN
- 0036684363
- Granted
- Mar 28, 2025
- Expires
- Mar 28, 2035
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
KF0TSI
- Callsign
- Try W1AW, or enter several callsigns separated by commas.
- FRN
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