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KP4RDS

Active2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderBROWN JR, ROY B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationSparta, MI

Grant DateJun 26, 2026

Expiration DateJun 26, 2036

KP4RDS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BROWN JR, ROY B in Sparta, MI. 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 DIAZ, REYNALDO on Jun 8, 2026. KP4RDS has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 35 units(Moderate)

Voice Phonetics

Kilo Papa Four Romeo Delta Sierra

Readability: 6.5/10(Good readability)

License History

Vanity Callsign GrantedJun 26, 2026
License IssuedJun 26, 2026
License CanceledSep 30, 2025
License ModifiedMar 6, 2025
License ModifiedJun 4, 2018
License IssuedJul 26, 2016
Vanity Callsign GrantedJul 26, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

DIAZ, REYNALDOFiled Jun 8, 2026
Not awardedFCC ↗
DIAZ, REYNALDOFiled Jul 6, 2016
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KP4RDL KP4REC →

FCC data as of Sep 3, 2026

KP4RDS FCC Vanity Status: 2 Competing Applications & History