Guan Yuan Martin Tan
Active- Service
- Amateur
- Class
- Amateur Extra
- Location
- PORTLAND, OR
- FRN
- 0037881802
- Granted
- Jan 29, 2026
- Expires
- Jan 29, 2036
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
AJ7IY
- 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.