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

AJ4JK

Cancelled

HILLMANN, JEFFREY S

Location: Tequesta, FL
Class: Amateur Extra
Granted: 2000-05-04
Expires: 2010-05-04
Previous call: AI6K
FRN: 0001921782

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Vanity availability

Available

Available now

AJ4JK cleared its 2-year hold on 2010-07-22. Eligible for vanity application.

Last held by HILLMANN, JEFFREY S (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 →

Previously held by current licensee

AI6Kcancelled· E
Berkompas, David STXgranted 2020-04-28cancelled 2026-09-01
N8RRVcancelled· E
Berkompas, David SCAgranted 2001-11-02cancelled 2010-07-16

Prior holders later became

AK4JHcancelled· E
HILLMANN, JEFFREY SFLgranted 2008-07-22cancelled 2008-12-16

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

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Starting with AJ4

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AJ4IB KY · 2026-09-21
AJ4MH FL · 2027-02-04
AJ4EK KY · 2027-02-14
AJ4MD GA · 2027-04-03
AJ4BA FL · 2027-05-31

Full history → Vanity availability → Callsign genealogy →