KB4MRS
Cancelled2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderLopez, Nan
License ClassGeneral
Min. Class RequiredTechnician
LocationOcala, FL
Grant DateAug 9, 2025
Cancellation DateAug 29, 2025
Available for ApplicationsAug 30, 2027
KB4MRS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Lopez, Nan in Ocala, 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 Lopez, Nan on Jul 22, 2025. KB4MRS has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- -- .-. ...
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Bravo Four Mike Romeo Sierra
Readability: 7/10(Good readability)
Available Aug 30, 2027 (351 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledAug 29, 2025
- License IssuedAug 9, 2025
- Vanity Callsign GrantedAug 9, 2025
- License ExpiredOct 28, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Lopez, NanFiled Jul 22, 2025Not awardedFCC ↗