Mark A Grutzmacher
Active- Service
- Amateur
- Class
- General
- Location
- WASHINGTON, DC
- FRN
- 0006652184
- Granted
- Jun 17, 2025
- Expires
- Jun 22, 2035
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
KC3FDX
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