Confidence: Medium · Source: FCC ULS · As of 2026-09-10

KO6CLK

Cancelled

Kruczkowski, Rafal

Location: UNION CITY, CA
Class: Amateur Extra
Granted: 2023-12-16
Expires: 2033-12-16
FRN: 0032678468

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Available

Available now

KO6CLK cleared its 2-year hold on 2026-03-21. Eligible for vanity application.

Last held by Kruczkowski, Rafal (CA).

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

AK6FTactive· E
Kruczkowski, RafalCAgranted 2023-12-16

License history

0 events

No recorded events.

More vanity slots coming available

From California

All →

AG6QB 2026-09-11
KC6OMJ 2026-09-11
KG6NES 2026-09-11
KG6NET 2026-09-11
KJ6ZPK 2026-09-11

Starting with KO6

All →

KO6FGX CA · 2026-09-13
KO6FRG CA · 2026-09-13
KO6FVH CA · 2026-09-13
KO6FWP CA · 2026-09-13
KO6EEA CA · 2026-09-14

Full history → Vanity availability → Callsign genealogy →