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

KF4ZE

Cancelled

Maukonen, Douglas E

Location: Winter Springs, FL
Class: Amateur Extra
Granted: 1998-01-14
Expires: 2008-01-14
FRN: 0014668131

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

Vanity availability

Available

Available now

KF4ZE cleared its 2-year hold on 2009-05-31. Eligible for vanity application.

Last held by Maukonen, Douglas E (FL).

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

K4DDMactive· E
Maukonen, Douglas EFLgranted 2017-04-06

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4CYG 2026-09-10
K4YDD 2026-09-10
KG4QXI 2026-09-10
KG4RVV 2026-09-10
KG4VAB 2026-09-10

Starting with KF4

All →

KF4WUR VA · 2026-10-01
KF4BCO FL · 2026-10-09
KF4WLA FL · 2026-10-11
KF4QOP KY · 2026-11-16
KF4TYA FL · 2026-11-22

Full history → Vanity availability → Callsign genealogy →