Confidence: Medium · Source: FCC ULS · As of 2026-09-11

KC9ZZU

Cancelled

MATULEWICZ, LEONARD J

Location: OSWEGO, IL
Class: Amateur Extra
Granted: 2023-09-12
Expires: 2033-11-26
FRN: 0023170129

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Vanity availability

Available

Available now

KC9ZZU cleared its 2-year hold on 2025-09-18. Eligible for vanity application.

Last held by MATULEWICZ, LEONARD J (IL).

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 →

Prior holders later became

K9ZZUactive· E
MATULEWICZ, LEONARD JILgranted 2023-09-19

License history

0 events

No recorded events.

More vanity slots coming available

From Illinois

All →

KC9CJI 2026-09-11
KC9WOD 2026-09-11
KC9WOF 2026-09-11
K9SRS 2026-09-12
KC9CKG 2026-09-12

Starting with KC9

All →

KC9CJI IL · 2026-09-11
KC9WOD IL · 2026-09-11
KC9WOF IL · 2026-09-11
KC9CKG IL · 2026-09-12
KC9WOK IN · 2026-09-13

Full history → Vanity availability → Callsign genealogy →