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KP4ASD

Active2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderSerrano Diaz jr, Alberto

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationPonce, PR

Grant DateNov 2, 2019

Expiration DateNov 2, 2029

KP4ASD is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Serrano Diaz jr, Alberto in Ponce, PR. 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 Serrano Diaz jr, Alberto on Oct 15, 2019. KP4ASD has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Papa Four Alpha Sierra Delta

Readability: 7/10(Good readability)

License History

Administrative Update AppliedDec 30, 2025
License IssuedNov 2, 2019
Vanity Callsign GrantedNov 2, 2019
License CanceledApr 7, 2018
License IssuedFeb 12, 2011
Vanity Callsign GrantedFeb 12, 2011

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Serrano Diaz jr, AlbertoFiled Oct 15, 2019
Not awardedFCC ↗
Serrano Diaz jr, AlbertoFiled Jan 25, 2011
Not awardedFCC ↗

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← KP4ASC KP4ASG →

FCC data as of Sep 3, 2026

KP4ASD FCC Vanity Status: 2 Competing Applications & History