KP4BY
Cancelled2x2District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderPuerto Rico CW And Contest Group
Min. Class RequiredGeneral
LocationCaguas, PR
Grant DateMay 9, 2025
Cancellation DateMay 28, 2025
Available for ApplicationsMay 29, 2027
KP4BY is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Puerto Rico CW And Contest Group in Caguas, PR. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Puerto Rico CW And Contest Group on Feb 4, 2004. KP4BY has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- -... -.--
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Papa Four Bravo Yankee
Readability: 8/10(High readability)
Available May 29, 2027 (268 days remaining)
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledMay 28, 2025
- License RenewedMay 9, 2025
- License RenewedFeb 24, 2015
- License IssuedFeb 24, 2004
- Vanity Callsign GrantedFeb 24, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.