CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/K4MDL

← Back to results

K4MDL

Active1x3District 4

Competitive callsign — 8 applications filed with the FCC.

License HolderShamgin, Vladimir

License ClassGeneral

Min. Class RequiredGeneral

LocationCupertino, CA

Grant DateAug 8, 2025

Expiration DateAug 8, 2035

K4MDL is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Shamgin, Vladimir in Cupertino, CA. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by Dyches Jr, Joseph E on Jul 21, 2025. K4MDL has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ....- -- -.. .-..

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo Four Mike Delta Lima

Readability: 8.5/10(High readability)

License History

License IssuedAug 8, 2025
Vanity Callsign GrantedAug 8, 2025
License ExpiredJul 22, 2025
License ModifiedAug 2, 2013
License IssuedJul 19, 2013
Vanity Callsign GrantedJul 19, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Dyches Jr, Joseph EFiled Jul 21, 2025
Not awardedFCC ↗
Lyon, Matthew DFiled Jun 11, 2018
DismissedFCC ↗
Lange, Michael DFiled Jul 1, 2013
Not awardedFCC ↗
Lindsey, Marcus DFiled Nov 18, 2008

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K4MDK K4MDM →

FCC data as of Sep 3, 2026

Not awarded

Rollins, Justin MFiled Nov 18, 2008

Not awardedFCC ↗

LAWRENCE, MILES DFiled Sep 30, 2005

Not awardedFCC ↗

Preovolos, Michael JFiled Sep 30, 2005

Not awardedFCC ↗

Lange, Mark DFiled Jul 26, 2004

Not awardedFCC ↗

K4MDL FCC Vanity Status: 8 Competing Applications & History