KP4AEE
Available2x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderGrzymalla, Ralf
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationBillerica, MA
Grant DateMay 11, 2021
Expiration DateMay 11, 2031
Cancellation DateSep 20, 2022
Available for ApplicationsSep 21, 2024
KP4AEE is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Grzymalla, Ralf in Billerica, MA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by COLON, JOSE A on Apr 27, 2026. KP4AEE has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- .- . .
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Papa Four Alpha Echo Echo
Readability: 7.5/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledSep 20, 2022
- License ModifiedDec 20, 2021
- License IssuedMay 11, 2021
- Vanity Callsign GrantedMay 11, 2021
Vanity Application Activity
Competing applications filed with the FCC for this callsign.