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

KO4CIO

Cancelled

Wann, James B

Location: Germantown, TN
Class: General
Granted: 2020-03-03
Expires: 2030-03-03
FRN: 0029258225

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Vanity availability

Available

Available now

KO4CIO cleared its 2-year hold on 2022-03-21. Eligible for vanity application.

Last held by Wann, James B (TN).

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

KJ4JBWactive· G
Wann, James BTNgranted 2020-03-21

License history

0 events

No recorded events.

More vanity slots coming available

From Tennessee

All →

KG4TWC 2026-09-10
KK4LNE 2026-09-10
KK4LNK 2026-09-10
KQ4TPH 2026-09-10
KQ4UUA 2026-09-10

Starting with KO4

All →

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 →