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K5SZO

Active1x3District 5

Competitive callsign — 1 application filed with the FCC.

License HolderRichardson, Mark A

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationNatchez, MS

Grant DateMar 20, 2017

Expiration DateMar 20, 2027

K5SZO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Richardson, Mark A in Natchez, MS. 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 Richardson, Mark A on Feb 28, 2017. K5SZO has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Five Sierra Zulu Oscar

Readability: 7.5/10(High readability)

License History

License ModifiedJul 2, 2018
License IssuedMar 20, 2017
Vanity Callsign GrantedMar 20, 2017

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Richardson, Mark AFiled Feb 28, 2017
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

K5SZO FCC Vanity Status: 1 Competing Application & History