KN4DFL
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCOOPER JR, DAVID R
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationStudley, VA
Grant DateDec 29, 2020
Expiration DateDec 29, 2030
KN4DFL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by COOPER JR, DAVID R in Studley, 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 COOPER JR, DAVID R on Dec 9, 2020. KN4DFL has 11 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -. ....- -.. ..-. .-..
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo November Four Delta Foxtrot Lima
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedNov 19, 2025
- Administrative Update AppliedNov 19, 2025
- License ModifiedAug 4, 2025
- Vanity Callsign GrantedDec 29, 2020
- License IssuedDec 29, 2020
- Internal Correction AppliedDec 23, 2020
- Internal Correction AppliedDec 23, 2020
- License ModifiedNov 13, 2018
- License ModifiedJun 26, 2017
- System-Generated GrantMay 15, 2017
- License IssuedMay 15, 2017
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- COOPER JR, DAVID RFiled Dec 9, 2020Not awardedFCC ↗