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

AI0Z

Active

Denker, Mark S

Location
Morristown, MN
Class
Amateur Extra
Granted
2025-02-14
Expires
2035-05-06
Previous call
KC0OMQ
FRN
0007976210
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Vanity availability

Held

Currently held

AI0Z 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. KC0OMQcancelled· E
    Denker, Mark SMNgranted 2002-11-20cancelled 2005-05-06

Prior holders later became

  1. N1XKactive· E
    AVERY, MICHAEL JIAgranted 2022-04-26

License history

0 events

No recorded events.

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From Minnesota

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