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KA3WSG

Active2x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderCOSTELLO, DONALD W

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationMERCED, CA

Grant DateFeb 3, 2026

Expiration DateMar 29, 2036

KA3WSG is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by COSTELLO, DONALD W in MERCED, CA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by HARARY Mr., HOWARD H on Mar 11, 2016. KA3WSG has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Alpha Three Whiskey Sierra Golf

Readability: 7.5/10(High readability)

License History

License RenewedFeb 3, 2026
License IssuedMar 29, 2016
Vanity Callsign GrantedMar 29, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

HARARY Mr., HOWARD HFiled Mar 11, 2016
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

KA3WSG FCC Vanity Status: 1 Competing Application & History