John G Opfer
Active- Service
- General Mobile Radio Service
- Location
- ROCHESTER, MI
- FRN
- 0030962633
- Granted
- Jun 4, 2021
- Expires
- Jun 4, 2031
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
WRMU272
- 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.