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

KM4UKI

Cancelled

Vielbaum, David A

Location: Durham, NC
Class: Amateur Extra
Granted: 2016-06-03
Expires: 2026-06-03
FRN: 0025636820

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Vanity availability

Available

Available now

KM4UKI cleared its 2-year hold on 2018-08-26. Eligible for vanity application.

Last held by Vielbaum, David A (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

KW4XLactive· E
VIELBAUM, DAVID ANCgranted 2026-07-09

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

K4LWW 2026-09-10
K4ONS 2026-09-10
KG4TPH 2026-09-10
KK4LNB 2026-09-10
KK4LND 2026-09-10

Starting with KM4

All →

KM4AHK PA · 2026-09-21
KM4JCT GA · 2026-09-28
KM4FBY SC · 2026-10-01
KM4IS NC · 2026-10-03
KM4NGF AL · 2026-10-07

Full history → Vanity availability → Callsign genealogy →