K4ZPR
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderRUDDLE, Zack
License ClassGeneral
Min. Class RequiredGeneral
LocationBLOOMINGTON, MN
Grant DateFeb 19, 2025
Expiration DateFeb 19, 2035
K4ZPR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by RUDDLE, Zack in BLOOMINGTON, MN. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by RUDDLE, Zack on Jan 29, 2025. K4ZPR has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --.. .--. .-.
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Four Zulu Papa Romeo
Readability: 7.5/10(High readability)
License History
- License ModifiedFeb 24, 2026
- License IssuedFeb 19, 2025
- Vanity Callsign GrantedFeb 19, 2025
- License ExpiredMay 5, 2015
- License ModifiedJul 16, 2003
- License IssuedMay 2, 2003
- Vanity Callsign GrantedMay 2, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.