Mark J Christensen
Active- Service
- General Mobile Radio Service
- Location
- TUSTIN, CA
- FRN
- 0021672860
- Granted
- Jun 10, 2026
- Expires
- Jun 10, 2036
FCC Amateur and GMRS license lookup
Search public FCC ULS records by callsign, FRN, name, or location.
WSND505
- Callsign
- Try W1AW, or enter several callsigns separated by commas.
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