K4USA
Active1x3District 4
Competitive callsign — 14 applications filed with the FCC.
License HolderOhlman, Douglas R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationDelray Beach, FL
Grant DateSep 20, 2016
Expiration DateNov 4, 2026
K4USA is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Ohlman, Douglas R in Delray Beach, FL. This callsign has attracted significant interest in the amateur radio community, with 14 vanity applications filed with the FCC. The most recent was submitted by Campbell, Joshua W on Jan 31, 2025. K4USA has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ..- ... .-
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Kilo Four Uniform Sierra Alpha
Readability: 7/10(Good readability)
License History
- License RenewedSep 20, 2016
- Administrative Update AppliedJun 10, 2014
- Administrative Update AppliedMar 9, 2013
- License RenewedSep 26, 2006
- Tax ID (TIN) AddedNov 30, 2004
- Administrative Update AppliedNov 30, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.