K4CWO
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderVAUGHAN JR, ROBERT F
License ClassGeneral
Min. Class RequiredGeneral
LocationHENRICO, VA
Grant DateSep 27, 2018
Expiration DateDec 17, 2028
K4CWO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by VAUGHAN JR, ROBERT F in HENRICO, VA. 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 Gonzalez, Pedro L on Sep 24, 2026. K4CWO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.-. .-- ---
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Four Charlie Whiskey Oscar
Readability: 8/10(High readability)
License History
- License RenewedSep 27, 2018
- Administrative Update AppliedOct 17, 2013
- License RenewedSep 19, 2008
- FRN Association Email SentJun 27, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.