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K0LSS

Active1x3District 0

Competitive callsign — 2 applications filed with the FCC.

License HolderSIEBERT, LINDA S

License ClassGeneral

Min. Class RequiredGeneral

LocationFort Collins, CO

Grant DateAug 4, 2021

Expiration DateAug 4, 2031

K0LSS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SIEBERT, LINDA S in Fort Collins, CO. 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 SIEBERT, LINDA S on May 25, 2011. K0LSS has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Zero Lima Sierra Sierra

Readability: 6.5/10(Good readability)

License History

License RenewedAug 4, 2021
License IssuedJun 14, 2011
Vanity Callsign GrantedJun 14, 2011

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

SIEBERT, LINDA SFiled May 25, 2011
Not awardedFCC ↗
SCHUSSLER, LOWELL DFiled Nov 17, 2004
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

K0LSS FCC Vanity Status: 2 Competing Applications & History