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

KM4ULT

Cancelled

Boeing Auxiliary Communications Service Huntsville

Location: Huntsville, AL
Granted: 2016-06-06
Expires: 2026-06-06
FRN: 0025642877

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

Vanity availability

Available

Available now

KM4ULT cleared its 2-year hold on 2018-07-09. Eligible for vanity application.

Last held by Boeing Auxiliary Communications Service Huntsville (AL).

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

W4BOEactive
Boeing Auxiliary Communications Service HuntsvilleALgranted 2016-07-09

License history

0 events

No recorded events.

More vanity slots coming available

From Alabama

All →

KG4SUF 2026-09-10
KQ4TEB 2026-09-10
KQ4UQY 2026-09-10
KQ4UVF 2026-09-10
KZ4KU 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 →