K4SC
Expired1x2District 4
Competitive callsign — 88 applications filed with the FCC.
License HolderHALLETT JR, CHARLES W
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationMount Pleasant, IA
Grant DateMar 9, 2016
Expiration DateJun 6, 2026
Available for ApplicationsJun 7, 2028
K4SC is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by HALLETT JR, CHARLES W in Mount Pleasant, IA. This callsign has attracted significant interest in the amateur radio community, with 88 vanity applications filed with the FCC. The most recent was submitted by Huntley, Allen L on Sep 30, 2025. K4SC has 18 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ... -.-.
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
Kilo Four Sierra Charlie
Readability: 8/10(High readability)
Available Jun 7, 2028 (643 days remaining)
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- Administrative Update AppliedFeb 21, 2024
- Administrative Update AppliedMar 14, 2023
- Administrative Update AppliedApr 17, 2018
- Administrative Update AppliedSep 12, 2017
- Administrative Update AppliedSep 27, 2016
- License RenewedMar 9, 2016
- Administrative Update AppliedMar 8, 2016
- Administrative Update AppliedJun 30, 2015
- Administrative Update AppliedFeb 3, 2015
- Administrative Update AppliedMay 8, 2014
- Administrative Update AppliedFeb 1, 2013
Vanity Application Activity
Competing applications filed with the FCC for this callsign.