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WU4C

Active2x1District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderSerapin, Michael C

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationCRESTWOOD, IL

Grant DateAug 12, 2022

Expiration DateAug 12, 2032

WU4C is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Serapin, Michael C in CRESTWOOD, IL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by CATHEY, JOHN L on Jul 25, 2022. WU4C has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 27 units(Light (fast to send))

Voice Phonetics

Whiskey Uniform Four Charlie

Readability: 8/10(High readability)

License History

License IssuedAug 12, 2022
Vanity Callsign GrantedAug 12, 2022
License ExpiredJul 26, 2022
License RenewedJun 11, 2010
License RenewedMay 11, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

CATHEY, JOHN LFiled Jul 25, 2022
Not awardedFCC ↗
Remote Contest ClubFiled Jul 25, 2022
DismissedFCC ↗
McKenzie, Justin MFiled Jul 25, 2022
Not awardedFCC ↗

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FCC data as of Sep 12, 2026 — may be delayed

WU4C FCC Vanity Status: 3 Competing Applications & History