N4KSR
Available1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderLOPER, MARY C
License ClassGeneral
Min. Class RequiredGeneral
LocationCLEARWATER, FL
Grant DateMay 17, 2000
Expiration DateAug 7, 2010
Cancellation DateAug 8, 2012
Available for ApplicationsAug 8, 2012
N4KSR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by LOPER, MARY C in CLEARWATER, 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 Last Frontier Council Amateur Radio Club on Apr 1, 2025. N4KSR has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- -.- ... .-.
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
November Four Kilo Sierra Romeo
Readability: 6.5/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredAug 8, 2012
- License RenewedMay 17, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Last Frontier Council Amateur Radio ClubFiled Apr 1, 2025Not awardedFCC ↗