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K4RZO

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderBAKER, JACOB M

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationOrlando, FL

Grant DateAug 27, 2024

Expiration DateAug 27, 2034

K4RZO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by BAKER, JACOB M in Orlando, FL. 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 BAKER, JACOB M on Aug 8, 2024. K4RZO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

Kilo Four Romeo Zulu Oscar

Readability: 7.5/10(High readability)

License History

License ModifiedMar 5, 2025
License IssuedAug 27, 2024
Vanity Callsign GrantedAug 27, 2024
License ExpiredDec 16, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

BAKER, JACOB MFiled Aug 8, 2024
Not awardedFCC ↗
NAHAS, DANIEL JFiled Feb 20, 2020
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

K4RZO FCC Vanity Status: 2 Competing Applications & History