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

KY4UU

Cancelled

BUTLER, AARON

Location: LEXINGTON, KY
Class: Amateur Extra
Granted: 2022-09-22
Expires: 2032-09-22
Previous call: KQ4DKN
FRN: 0032894750

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Vanity availability

169d

Available on 2027-02-25

KY4UU cancelled on 2025-02-25. Hold ends in 169 days.

Last held by BUTLER, AARON (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

Previously held by current licensee

KQ4DKNcancelled· E
BUTLER, AARONKYgranted 2022-09-22cancelled 2023-01-30

Prior holders later became

K4RVactive· E
BUTLER, AARONKYgranted 2025-02-25

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

KK4LMJ 2026-09-09
KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11

Starting with KY4

KY4MAC TN · 2026-10-11
KY4KF NC · 2026-11-30
KY4ZL KY · 2026-12-06
KY4UH GA · 2026-12-21
KY4EOD KY · 2027-02-11

Full history → Vanity availability → Callsign genealogy →