K0RTZ
Active1x3District 0
Competitive callsign — 1 application filed with the FCC.
License HolderBERGER, SWEN U
License ClassGeneral
Min. Class RequiredGeneral
LocationDENISON, IA
Grant DateDec 24, 2025
Expiration DateFeb 28, 2036
K0RTZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by BERGER, SWEN U in DENISON, IA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Stewart, Jamie L on Mar 18, 2024. K0RTZ has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----- .-. - --..
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Zero Romeo Tango Zulu
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedDec 29, 2025
- License RenewedDec 24, 2025
- Administrative Update AppliedFeb 11, 2016
- License RenewedDec 11, 2015
- Tax ID (TIN) AddedDec 12, 2005
- License RenewedDec 12, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Stewart, Jamie LFiled Mar 18, 2024Not awardedFCC ↗