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

KM4TTW

Cancelled

Ethridge, Mark S

Location: Pelham, AL
Class: Amateur Extra
Granted: 2016-05-11
Expires: 2026-05-11
FRN: 0025570110

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Vanity availability

Available

Available now

KM4TTW cleared its 2-year hold on 2019-04-04. Eligible for vanity application.

Last held by Ethridge, Mark S (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

K4SNEactive· E
Ethridge, Mark SFLgranted 2017-04-04

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 →