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W4SFX

Active1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderKiselica Jr, John N

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationColumbia, SC

Grant DateJan 23, 2024

Expiration DateJan 23, 2034

W4SFX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kiselica Jr, John N in Columbia, SC. 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 Kiselica Jr, John N on Jan 5, 2024. W4SFX has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Whiskey Four Sierra Foxtrot X-ray

Readability: 7.5/10(High readability)

License History

License ModifiedFeb 27, 2024
License IssuedJan 23, 2024
Vanity Callsign GrantedJan 23, 2024
License ExpiredJun 19, 2018
License RenewedApr 4, 2006
Tax ID (TIN) AddedMar 31, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Kiselica Jr, John NFiled Jan 5, 2024
Not awardedFCC ↗
CORT Jr, SAMUEL FFiled Nov 16, 2023
Not awardedFCC ↗
BEAL, MICHAEL JFiled Nov 21, 2019
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

W4SFX FCC Vanity Status: 3 Competing Applications & History