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

KX4UO

Cancelled

Johnson Jr, Harold E

Location: SEABROOK ISLAND, SC
Class: Amateur Extra
Granted: 2019-09-17
Expires: 2029-09-17
FRN: 0028702165

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Vanity availability

Available

Available now

KX4UO cleared its 2-year hold on 2021-10-21. Eligible for vanity application.

Last held by Johnson Jr, Harold E (SC).

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

N2VLactive· E
Johnson Jr, Harold ESCgranted 2019-10-22

License history

0 events

No recorded events.

More vanity slots coming available

From South Carolina

All →

KQ4URH 2026-09-10
KG4VBH 2026-09-12
KK4LOZ 2026-09-13
KK4LPA 2026-09-13
KK4LPE 2026-09-13

Starting with KX4

All →

KX4XK FL · 2026-10-15
KX4GL NC · 2026-10-25
KX4RAT KY · 2026-11-05
KX4TD GA · 2026-11-30
KX4ARC TN · 2026-12-10

Full history → Vanity availability → Callsign genealogy →