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KI0SR

Available2x2District 0

No competing applications on record.

License HolderRiedel, Paul N

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationO Fallon, MO

Grant DateNov 20, 2003

Expiration DateFeb 15, 2014

Cancellation DateFeb 17, 2016

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KI0SR

Available2x2District 0

No competing applications on record.

License HolderRiedel, Paul N

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationO Fallon, MO

Grant DateNov 20, 2003

Expiration DateFeb 15, 2014

Cancellation DateFeb 17, 2016

Available for ApplicationsFeb 16, 2016

KI0SR is a 2x2 format amateur radio callsign. It is currently registered to Riedel, Paul N in O Fallon, MO. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo India Zero Sierra Romeo

Readability: 6/10(Good readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License ExpiredFeb 17, 2016
License ModifiedMay 10, 2007
License IssuedJan 16, 2004
System-Generated GrantJan 16, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

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FCC data as of Sep 3, 2026

Is KI0SR Available? FCC Vanity Status & Watchlist