W4CU
Active1x2District 4
Competitive callsign — 43 applications filed with the FCC.
License HolderSchaeffer, Thomas J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSeminole, FL
Grant DateFeb 10, 2026
Expiration DateJan 10, 2036
W4CU is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Schaeffer, Thomas J in Seminole, FL. This callsign has attracted significant interest in the amateur radio community, with 43 vanity applications filed with the FCC. The most recent was submitted by Stacey, Frederick J on Jan 14, 2026. W4CU has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- -.-. ..-
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Whiskey Four Charlie Uniform
Readability: 8/10(High readability)
License History
- License RenewedFeb 10, 2026
- License RenewedOct 19, 2015
- License IssuedJan 10, 2006
- Vanity Callsign GrantedJan 10, 2006
- Internal Correction AppliedSep 9, 2004
- Internal Correction AppliedSep 9, 2004
- Administrative Update AppliedSep 1, 2000
- Administrative Update AppliedAug 15, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.