John Sieczka
Active- Service
- General Mobile Radio Service
- Location
- CHICAGO, IL
- FRN
- 0037214434
- Granted
- Jul 2, 2025
- Expires
- Jul 2, 2035
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
WSIY553
- Callsign
- Try W1AW, or enter several callsigns separated by commas.
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