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

KD9CSJ

Cancelled

Boisen, Robert

Location: De Forest, WI
Class: Amateur Extra
Granted: 2014-11-18
Expires: 2024-11-18
Previous call: KD9CNP
FRN: 0024096927

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Vanity availability

Available

Available now

KD9CSJ cleared its 2-year hold on 2017-01-08. Eligible for vanity application.

Last held by Boisen, Robert (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 →

Previously held by current licensee

KD9CNPcancelled· G
Boisen, RobertWIgranted 2014-11-18cancelled 2014-12-16

Prior holders later became

AC9KJcancelled· E
Boisen, RobertWIgranted 2014-11-18cancelled 2017-04-11

License history

0 events

No recorded events.

More vanity slots coming available

From Wisconsin

All →

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Starting with KD9

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KD9OFI WI · 2026-09-10
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KD9ZZQ WI · 2026-09-10
KD9UMZ IN · 2026-09-13

Full history → Vanity availability → Callsign genealogy →