Jeff Siefman
Active- Service
- General Mobile Radio Service
- Location
- PORTLAND, OR
- FRN
- 0038106472
- Granted
- Mar 5, 2026
- Expires
- Mar 5, 2036
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
WSLX845
- Callsign
- Try W1AW, or enter several callsigns separated by commas.
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