W4KNX
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderRice, Marshall S
License ClassTechnician
Min. Class RequiredGeneral
LocationPowell, TN
Grant DateJul 16, 2021
Expiration DateJul 16, 2031
W4KNX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Rice, Marshall S in Powell, TN. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Pendley, Nicholas on Jun 15, 2026. W4KNX has 10 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 33 units(Moderate)
Voice Phonetics
Whiskey Four Kilo November X-ray
Readability: 7.5/10(High readability)
License History
- Vanity Callsign GrantedJul 16, 2021
- License IssuedJul 16, 2021
- License ExpiredApr 1, 2021
- License RenewedJan 1, 2009
- Authorization PrintedMay 22, 2001
- Internal Correction AppliedMay 22, 2001
- Internal Duplicate RequestedMay 22, 2001
- Internal Correction AppliedMay 22, 2001
- Administrative Update AppliedApr 5, 2001
- License ModifiedMay 12, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.