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Confidence: Medium · Source: FCC ULS · As of 2026-09-10

K6MCZ

Cancelled

Ziegler, Mark C

Location: Seattle, WA
Class: Technician
Granted: 2019-06-15
Expires: 2029-06-15
Previous call: KI7WLL
FRN: 0027225226

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Vanity availability

578d

Available on 2028-04-10

K6MCZ cancelled on 2026-04-11. Hold ends in 578 days.

Last held by Ziegler, Mark C (WA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Previously held by current licensee

KI7WLLcancelled· T
Ziegler, Mark CWAgranted 2018-04-24cancelled 2019-06-15

Prior holders later became

N6CMXactive· T
Ziegler, Mark CWAgranted 2026-04-11

License history

0 events

No recorded events.

More vanity slots coming available

From Washington

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KK7SYB 2026-09-10
KK7UYR 2026-09-10
KK7UYZ 2026-09-10
KK7UZM 2026-09-10

Starting with K6

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Full history → Vanity availability → Callsign genealogy →