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KN4SIE

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSTROH, CURTIS L

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationFort Collins, CO

Grant DateOct 5, 2018

Expiration DateOct 5, 2028

KN4SIE is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by STROH, CURTIS L in Fort Collins, CO. 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 COCHRAN, STEPHEN A on Sep 17, 2018. KN4SIE has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- -. ....- ... .. .

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

Kilo November Four Sierra India Echo

Readability: 6/10(Good readability)

License History

License IssuedOct 5, 2018
Vanity Callsign GrantedOct 5, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

COCHRAN, STEPHEN AFiled Sep 17, 2018
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 12, 2026

KN4SIE FCC Vanity Status: 1 Competing Application & History