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

KO4WXN

Cancelled

Sczaniecki, Leszek

Location: Wake Forest, NC
Class: Amateur Extra
Granted: 2022-02-22
Expires: 2032-02-22
FRN: 0031928013

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Available

Available now

KO4WXN cleared its 2-year hold on 2024-03-13. Eligible for vanity application.

Last held by Sczaniecki, Leszek (NC).

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

KY4NPactive· E
Sczaniecki, LeszekNCgranted 2022-02-22

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

KG4ULQ 2026-09-11
KG4VAK 2026-09-11
KG4VAL 2026-09-11
KG4VAO 2026-09-11
KG4VAP 2026-09-11

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 →