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Confidence: Medium · Source: FCC ULS · As of 2026-09-09

AD6HB

Active

DUFFY, FRED W

Location
LA MESA, CA
Class
Amateur Extra
Granted
2016-12-28
Expires
2026-05-29
Previous call
KF6EFC
FRN
0005100193
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Vanity availability

Held

Currently held

AD6HB 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

  1. KF6EFCcancelled· A
    DUFFY, FRED Wcancelled 1998-10-19

License history

0 events

No recorded events.

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