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W4TFO

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderKloss, Jason

License ClassGeneral

Min. Class RequiredGeneral

LocationLand O Lakes, FL

Grant DateMar 21, 2026

Expiration DateMar 21, 2036

W4TFO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kloss, Jason in Land O Lakes, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Kloss, Jason on Mar 3, 2026. W4TFO has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Whiskey Four Tango Foxtrot Oscar

Readability: 8/10(High readability)

License History

Vanity Callsign GrantedMar 21, 2026
License IssuedMar 21, 2026
License CanceledJan 7, 2020
Administrative Update AppliedDec 21, 2019
Administrative Update AppliedMar 22, 2017
License IssuedApr 30, 2013
Vanity Callsign GrantedApr 30, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Kloss, JasonFiled Mar 3, 2026
Not awardedFCC ↗
Friend, Jason AFiled Apr 12, 2013
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

W4TFO FCC Vanity Status: 2 Competing Applications & History