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KC1SKI

Available2x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderLONBERG JR, HENRY S

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationBEAVERTON, OR

Grant DateMay 9, 2014

Expiration DateMay 9, 2024

Cancellation DateMay 12, 2026

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KC1SKI

Available2x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderLONBERG JR, HENRY S

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationBEAVERTON, OR

Grant DateMay 9, 2014

Expiration DateMay 9, 2024

Cancellation DateMay 12, 2026

Available for ApplicationsMay 10, 2026

KC1SKI is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by LONBERG JR, HENRY S in BEAVERTON, OR. 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 Jeffries, Philip J on Apr 21, 2014. KC1SKI has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Charlie One Sierra Kilo India

Readability: 6.5/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredMay 12, 2026
License IssuedMay 9, 2014
Vanity Callsign GrantedMay 9, 2014

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Jeffries, Philip JFiled Apr 21, 2014
Not awardedFCC ↗

Search external databases

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← KC1SKH KC1SKJ →

FCC data as of Sep 4, 2026

KC1SKI FCC Vanity Status: 1 Competing Application & History