KR4KMS
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderRuiz, Kevin D
License ClassGeneral
Min. Class RequiredTechnician
LocationStafford, VA
Grant DateMar 13, 2026
Expiration DateMar 13, 2036
KR4KMS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Ruiz, Kevin D in Stafford, VA. 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 Kittredge Magnet School Amateur Radio Club on Mar 14, 2019. KR4KMS has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- -.- -- ...
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Romeo Four Kilo Mike Sierra
Readability: 7/10(Good readability)
License History
- License ModifiedJun 5, 2026
- System-Generated GrantMar 13, 2026
- License IssuedMar 13, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kittredge Magnet School Amateur Radio ClubFiled Mar 14, 2019Not awardedFCC ↗