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

KB9ONN

Cancelled

PFEIFER, MICHAEL L

Location: AURORA, IL
Class: General
Granted: 2006-07-28
Expires: 2016-09-24
FRN: 0002949899

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Vanity availability

Available

Available now

KB9ONN cleared its 2-year hold on 2015-07-23. Eligible for vanity application.

Last held by PFEIFER, MICHAEL L (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

KC9ZJDcancelled· G
PFEIFER, MICHAEL LILgranted 2006-07-28cancelled 2013-08-23

License history

0 events

No recorded events.

More vanity slots coming available

From Illinois

All →

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Starting with KB9

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KB9CMF WI · 2026-09-28

Full history → Vanity availability → Callsign genealogy →