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K1OTZ

Available1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderKlotzbach, Pete L

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationWaunakee, WI

Grant DateJun 3, 2016

Expiration DateJun 3, 2026

Cancellation DateDec 5, 2017

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K1OTZ

Available1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderKlotzbach, Pete L

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationWaunakee, WI

Grant DateJun 3, 2016

Expiration DateJun 3, 2026

Cancellation DateDec 5, 2017

Available for ApplicationsDec 6, 2019

K1OTZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Klotzbach, Pete L in Waunakee, WI. 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 Klotzbach, Pete L on May 16, 2016. K1OTZ has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo One Oscar Tango Zulu

Readability: 8/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (1x3).

License History

License CanceledDec 5, 2017
License ModifiedOct 27, 2017
License IssuedJun 3, 2016
Vanity Callsign GrantedJun 3, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Klotzbach, Pete LFiled May 16, 2016
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

K1OTZ FCC Vanity Status: 1 Competing Application & History