KR4XL
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderSTARK, RICHARD R
License ClassAdvanced
Min. Class RequiredGeneral
LocationPensacola, FL
Grant DateJan 7, 2014
Expiration DateApr 5, 2024
Cancellation DateApr 7, 2026
Available for ApplicationsApr 6, 2026
KR4XL is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by STARK, RICHARD R in Pensacola, FL. 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 Munz, Robert C on Apr 13, 2026. KR4XL has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- -..- .-..
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Romeo Four X-ray Lima
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredApr 7, 2026
- License RenewedJan 7, 2014
- Administrative Update AppliedAug 1, 2007
- Administrative Update AppliedMay 20, 2004
- Administrative Update AppliedOct 2, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Munz, Robert CFiled Apr 13, 2026Not awardedFCC ↗