W4MPS
Active1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderSULLIVAN, MARC P
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationLyman, SC
Grant DateFeb 26, 2019
Expiration DateMay 12, 2029
W4MPS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SULLIVAN, MARC P in Lyman, SC. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by SWARTZ SR, MARK P on Nov 29, 2021. W4MPS has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- -- .--. ...
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Four Mike Papa Sierra
Readability: 8/10(High readability)
License History
- Administrative Update AppliedJan 21, 2026
- License RenewedFeb 26, 2019
- Administrative Update AppliedAug 17, 2017
- Administrative Update AppliedJul 28, 2009
- License IssuedMay 12, 2009
- Vanity Callsign GrantedMay 12, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.