Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K4AUV

Expired

Mc Mahon, Leonard T

Location: Stuart, FL
Class: Amateur Extra
Granted: 2010-12-31
Expires: 2021-03-23
Previous call: AG4GC
FRN: 0004785598

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Vanity availability

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K4AUV cleared its 2-year hold on 2025-03-22. Eligible for vanity application.

Last held by Mc Mahon, Leonard T (FL).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

AG4GCcancelled· E
Mc Mahon, Leonard TFLgranted 1994-05-31cancelled 2001-03-23
N4AUVcancelled· E
Mc Mahon, Leonard TFLgranted 1994-05-31cancelled 2001-02-15

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

KO4UTL 2026-09-13
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N1SSL 2026-09-13

Starting with K4

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K4KLP TN · 2026-09-13
K4OTU KY · 2026-09-14
K4MBH TN · 2026-09-16
K4THL FL · 2026-09-16
K4PTK TN · 2026-09-20

Full history → Vanity availability → Callsign genealogy →