KB4DY
Available2x2District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderColvin, Joseph F
License ClassGeneral
Min. Class RequiredGeneral
LocationDel Rio, TX
Grant DateMar 29, 1988
Expiration DateMar 29, 1998
Cancellation DateMar 30, 2000
Available for ApplicationsMar 30, 2000
KB4DY is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Colvin, Joseph F in Del Rio, TX. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by MOSS, KEVIN M on Nov 18, 2025. KB4DY has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- -... ....- -.. -.--
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Bravo Four Delta Yankee
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredMar 30, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.