K4SLY
Active1x3District 4
Competitive callsign — 7 applications filed with the FCC.
License HolderLelak, Michael M
License ClassGeneral
Min. Class RequiredGeneral
LocationTampa, FL
Grant DateApr 24, 2026
Expiration DateApr 24, 2036
K4SLY is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Lelak, Michael M in Tampa, FL. This callsign has attracted significant interest in the amateur radio community, with 7 vanity applications filed with the FCC. The most recent was submitted by Lelak, Michael M on Apr 6, 2026. K4SLY has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... .-.. -.--
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Four Sierra Lima Yankee
Readability: 7.5/10(High readability)
License History
- License ModifiedMay 7, 2026
- License IssuedApr 24, 2026
- Vanity Callsign GrantedApr 24, 2026
- License ExpiredApr 20, 2023
- Vanity Callsign GrantedApr 19, 2011
- License IssuedApr 19, 2011
- License CanceledApr 20, 2004
- License IssuedMar 8, 2003
- Vanity Callsign GrantedMar 8, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.