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KP4KSM

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSANTIAGO MARTINEZ, KEYRIANIS D

License ClassGeneral

Min. Class RequiredTechnician

LocationBARCELONETA, PR

Grant DateJul 10, 2018

Expiration DateJul 10, 2028

KP4KSM is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by SANTIAGO MARTINEZ, KEYRIANIS D in BARCELONETA, PR. 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 SANTIAGO MARTINEZ, KEYRIANIS D on Jun 21, 2018. KP4KSM has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Kilo Papa Four Kilo Sierra Mike

Readability: 7.5/10(High readability)

License History

License ModifiedOct 25, 2018
License IssuedJul 10, 2018
Vanity Callsign GrantedJul 10, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

SANTIAGO MARTINEZ, KEYRIANIS DFiled Jun 21, 2018
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

KP4KSM FCC Vanity Status: 1 Competing Application & History