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W4FOS

Active1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderDOWNING, ROBERT K

License ClassTechnician

Min. Class RequiredGeneral

LocationSilsbee, TX

Grant DateOct 7, 2023

Expiration DateOct 7, 2033

W4FOS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by DOWNING, ROBERT K in Silsbee, TX. 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 Foster, Samuel D on Sep 19, 2023. W4FOS has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Whiskey Four Foxtrot Oscar Sierra

Readability: 7.5/10(High readability)

License History

License IssuedOct 7, 2023
Vanity Callsign GrantedOct 7, 2023
License ExpiredNov 2, 2021
License IssuedOct 31, 2009
Vanity Callsign GrantedOct 31, 2009
License ExpiredOct 10, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Foster, Samuel DFiled Sep 19, 2023
Not awardedFCC ↗
Chesapeake Center For Science And Technology HS ARCFiled Oct 13, 2009
Not awardedFCC ↗
Greenberg, Collin AFiled Oct 13, 2009
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

W4FOS FCC Vanity Status: 3 Competing Applications & History