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

KR4AJK

Cancelled

Handiboe, Michael

Location: Lawrenceburg, KY
Class: Amateur Extra
Granted: 2025-01-11
Expires: 2035-01-11
FRN: 0036463933

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Vanity availability

474d

Available on 2027-12-29

KR4AJK cancelled on 2025-12-29. Hold ends in 474 days.

Last held by Handiboe, Michael (KY).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Prior holders later became

KZ4YSactive· E
Handiboe, MichaelKYgranted 2025-01-11

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

KG4VAS 2026-09-11
KG4VAT 2026-09-11
K4OTU 2026-09-14
KD4SWM 2026-09-14
KD4SWN 2026-09-14

Starting with KR4

KR4AAB AL · 2027-01-11
KR4ABQ FL · 2027-01-17
KR4BBR FL · 2027-01-17
KR4ACS VA · 2027-01-18
KR4ADZ FL · 2027-01-22

Full history → Vanity availability → Callsign genealogy →