K9GRO
Active1x3District 9
Competitive callsign — 1 application filed with the FCC.
License HolderBrook, Stewart C
License ClassTechnician
Min. Class RequiredGeneral
LocationBiloxi, MS
Grant DateJan 21, 2026
Expiration DateJan 21, 2036
K9GRO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Brook, Stewart C in Biloxi, MS. 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 Brook, Stewart C on Dec 31, 2025. K9GRO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----. --. .-. ---
CW Weight: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Nine Golf Romeo Oscar
Readability: 8/10(High readability)
License History
- Vanity Callsign GrantedJan 21, 2026
- License IssuedJan 21, 2026
- Internal Correction AppliedDec 29, 2025
- Internal Correction AppliedDec 29, 2025
- License RenewedApr 8, 2015
- License ModifiedFeb 10, 2015
- Administrative Update AppliedOct 27, 2010
- License RenewedApr 5, 2005
- License ModifiedMay 5, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Brook, Stewart CFiled Dec 31, 2025Not awardedFCC ↗