Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KS4JP

Cancelled

KLOSOWSKI, JOHN M

Location: HERNANDO, FL
Class: Amateur Extra
Granted: 1997-12-10
Expires: 2002-06-09
FRN: 0003385812

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Vanity availability

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Available now

KS4JP cleared its 2-year hold on 2002-06-13. Eligible for vanity application.

Last held by KLOSOWSKI, JOHN M (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

AC4Kexpired· E
KLOSOWSKI, JOHN MKYgranted 2010-04-17cancelled 2022-06-14

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

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KD4SXQ 2026-09-14
KE4EYE 2026-09-14

Starting with KS4

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KS4FNA OH · 2026-11-23
KS4DS FL · 2027-01-02
KS4AS GA · 2027-01-04
KS4QU FL · 2027-01-18
KS4DO VA · 2027-03-04

Full history → Vanity availability → Callsign genealogy →