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

KD9HNU

Cancelled

Kuehn, Ralph E

Location: Madison, WI
Class: Amateur Extra
Granted: 2016-12-12
Expires: 2026-12-12
FRN: 0026105593

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Vanity availability

Available

Available now

KD9HNU cleared its 2-year hold on 2020-01-26. Eligible for vanity application.

Last held by Kuehn, Ralph E (WI).

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

N9WTXactive· E
Kuehn, Ralph EWIgranted 2018-01-26

License history

0 events

No recorded events.

More vanity slots coming available

From Wisconsin

All →

N9ZRB 2026-09-13
W7QFX 2026-09-13
WA9YRL 2026-09-14
KC9CKL 2026-09-16
KJ6ZQY 2026-09-18

Starting with KD9

All →

KD9UMZ IN · 2026-09-13
KD9HGA IN · 2026-09-16
KD9QGK IL · 2026-09-17
KD9ZDN IL · 2026-09-17
KD9OQC IN · 2026-09-27

Full history → Vanity availability → Callsign genealogy →