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K4ALJ

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderJacobson, Albert W

License ClassGeneral

Min. Class RequiredGeneral

LocationBoca Raton, FL

Grant DateJan 26, 2023

Expiration DateFeb 21, 2033

K4ALJ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Jacobson, Albert W in Boca Raton, 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 Lykins, Wyatt J on Dec 1, 2025. K4ALJ has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Four Alpha Lima Juliet

Readability: 7.5/10(High readability)

License History

License RenewedJan 26, 2023
License RenewedNov 29, 2012
License IssuedFeb 21, 2003
Vanity Callsign GrantedFeb 21, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Lykins, Wyatt JFiled Dec 1, 2025
DismissedFCC ↗
Jacobson, Albert WFiled Feb 3, 2003
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

K4ALJ FCC Vanity Status: 2 Competing Applications & History