Confidence: Medium · Source: FCC ULS · As of 2026-09-09
AC7SM
ActiveHelwig, Larry D
- Location
- LAS VEGAS, NV
- Class
- Amateur Extra
- Granted
- 2020-04-18
- Expires
- 2030-06-10
- Previous call
- KD7JJI
- FRN
- 0002102176
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Vanity availability
HeldCurrently held
AC7SM is held by an active license; it isn't a vanity slot right now.
Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).
Callsign genealogy
Full chain →Previously held by current licensee
- Helwig, Larry DNVgranted 2000-06-10cancelled 2002-04-10
License history
0 eventsNo recorded events.