SIGFREDO RIOS
Active- Service
- Amateur Vanity
- Class
- Amateur Extra
- Location
- GUAYNABO, PR
- FRN
- 0007713035
- Granted
- Feb 24, 2017
- Expires
- Feb 24, 2027
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
KP4AZ
- 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.