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WP4RF

Active2x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderScism, Trenton M

License ClassTechnician

Min. Class RequiredGeneral

LocationColumbia, MO

Grant DateJan 21, 2026

Expiration DateFeb 12, 2036

WP4RF is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Scism, Trenton M in Columbia, MO. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Cordero, Ivan J on Sep 11, 2017. WP4RF has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

.-- .--. ....- .-. ..-.

CW Weight: 33 units(Moderate)

Voice Phonetics

Whiskey Papa Four Romeo Foxtrot

Readability: 7.5/10(High readability)

License History

License RenewedJan 21, 2026
License ModifiedApr 19, 2019
License IssuedFeb 12, 2016
Vanity Callsign GrantedFeb 12, 2016
License ExpiredNov 9, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Cordero, Ivan JFiled Sep 11, 2017
DismissedFCC ↗
Carro Santisteban, Rey FFiled Jan 25, 2016
Not awardedFCC ↗
DOEMLAND, NICHOLAS JFiled Nov 6, 2014
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← WP4RE WP4RG →

FCC data as of Sep 12, 2026 — may be delayed

WP4RF FCC Vanity Status: 3 Competing Applications & History