KP4ESR
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderAFANADOR-CRUZ, ANTONIO
License ClassGeneral
Min. Class RequiredTechnician
LocationUTUADO, PR
Grant DateApr 8, 2025
Expiration DateApr 8, 2035
KP4ESR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by AFANADOR-CRUZ, ANTONIO in UTUADO, 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 AFANADOR CRUZ, ANTONIO on Mar 19, 2025. KP4ESR has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- . ... .-.
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Papa Four Echo Sierra Romeo
Readability: 6.5/10(Good readability)
License History
- Administrative Update AppliedJun 6, 2025
- License ModifiedJun 2, 2025
- License IssuedApr 8, 2025
- Vanity Callsign GrantedApr 8, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- AFANADOR CRUZ, ANTONIOFiled Mar 19, 2025Not awardedFCC ↗