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

KX4QM

Cancelled

Prinz, Ulrich K

Location: Naples, FL
Class: Amateur Extra
Granted: 2019-03-11
Expires: 2029-03-11
FRN: 0028246890

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Vanity availability

Available

Available now

KX4QM cleared its 2-year hold on 2022-05-12. Eligible for vanity application.

Last held by Prinz, Ulrich K (FL).

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

AG1Uactive· E
Prinz, Ulrich KFLgranted 2020-05-12

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4CYG 2026-09-10
K4YDD 2026-09-10
KG4QXI 2026-09-10
KG4RVV 2026-09-10
KG4VAB 2026-09-10

Starting with KX4

All →

KX4XK FL · 2026-10-15
KX4GL NC · 2026-10-25
KX4RAT KY · 2026-11-05
KX4TD GA · 2026-11-30
KX4ARC TN · 2026-12-10

Full history → Vanity availability → Callsign genealogy →