John Grumbine
Active- Service
- General Mobile Radio Service
- Location
- PITTSBURGH, PA
- FRN
- 0034834523
- Granted
- Jan 31, 2024
- Expires
- Jan 31, 2034
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
WSAN707
- 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.