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

KK7OSO

Cancelled

Marbach, Donald E

Location: Scottsdale, AZ
Class: General
Granted: 2020-10-06
Expires: 2030-10-06
Previous call: KJ7QVH
FRN: 0029110426

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Vanity availability

Available

Available now

KK7OSO cleared its 2-year hold on 2024-05-23. Eligible for vanity application.

Last held by Marbach, Donald E (AZ).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Previously held by current licensee

KJ7QVHcancelled· G
Marbach, Donald EAZgranted 2020-09-17cancelled 2020-10-06

Prior holders later became

W7OSOactive· G
Marbach, Donald EAZgranted 2022-05-24

License history

0 events

No recorded events.

More vanity slots coming available

From Arizona

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Full history → Vanity availability → Callsign genealogy →