K4KOI
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderOI, KAREN L
License ClassTechnician
Min. Class RequiredGeneral
LocationRenton, WA
Grant DateJun 9, 2020
Expiration DateJun 17, 2030
K4KOI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by OI, KAREN L in Renton, WA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by NEBEL, PAMELA J on May 30, 2000. K4KOI has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.- --- ..
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Four Kilo Oscar India
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedMay 24, 2023
- License RenewedJun 9, 2020
- License RenewedMar 25, 2010
- Authorization PrintedFeb 27, 2001
- Internal Duplicate RequestedFeb 26, 2001
- Internal Correction AppliedDec 14, 2000
- License IssuedJun 17, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.