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

KM4PMN

Cancelled

DUFFIE, WARREN L

Location: WOODBRIDGE, VA
Class: Technician
Granted: 2015-12-07
Expires: 2025-12-07
FRN: 0025057795

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Vanity availability

Available

Available now

KM4PMN cleared its 2-year hold on 2017-12-24. Eligible for vanity application.

Last held by DUFFIE, WARREN L (VA).

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

KW4WLDactive· G
DUFFIE, WARREN LVAgranted 2025-09-30

License history

0 events

No recorded events.

More vanity slots coming available

From Virginia

All →

KK4LMX 2026-09-10
KQ4GPU 2026-09-10
KG4VBI 2026-09-12
W4CVH 2026-09-12
KQ4URY 2026-09-13

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 →