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

KO4BR

Cancelled

Kruszewski SR, Buck R

Location: Eight Mile, AL
Class: Amateur Extra
Granted: 2025-01-25
Expires: 2035-01-25
Previous call: KO4WSL
FRN: 0031924004

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Vanity availability

647d

Available on 2028-06-18

KO4BR cancelled on 2026-06-19. Hold ends in 647 days.

Last held by Kruszewski SR, Buck R (AL).

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

KO4WSLcancelled· E
Kruszewski SR, Buck RALgranted 2022-02-14cancelled 2025-01-25

Prior holders later became

KN4Hactive· E
Kruszewski SR, Buck RALgranted 2026-06-19
N2BZexpired· E
DIGGINS III, MARTINSCgranted 2013-10-19cancelled 2026-03-07

License history

0 events

No recorded events.

More vanity slots coming available

From Alabama

KG4SUF 2026-09-10
KQ4TEB 2026-09-10
KQ4UQY 2026-09-10
KQ4UVF 2026-09-10
KZ4KU 2026-09-10

Starting with KO4

KO4UTL FL · 2026-09-13
KO4PTL KY · 2026-09-17
KO4OSB VA · 2026-09-21
KO4TMC FL · 2026-09-21
KO4YVJ FL · 2026-09-24

Full history → Vanity availability → Callsign genealogy →