KN4DP
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderSCHAEFER, WILLIAM E
License ClassAdvanced
Min. Class RequiredGeneral
LocationNEW PORT RICHEY, FL
Grant DateDec 2, 1999
Expiration DateJan 30, 2010
Cancellation DateJan 31, 2012
Available for ApplicationsJan 31, 2012
KN4DP is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by SCHAEFER, WILLIAM E in NEW PORT RICHEY, 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 Price, Douglas A on Nov 24, 2025. KN4DP has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -. ....- -.. .--.
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo November Four Delta Papa
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJan 31, 2012
- License RenewedDec 2, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Price, Douglas AFiled Nov 24, 2025DismissedFCC ↗