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WP4CS

Available2x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderCABAN-MARIN, ARNALDO

License ClassGeneral

Min. Class RequiredGeneral

LocationMANATI, PR

Grant DateJun 21, 2014

Expiration DateJul 2, 2024

Cancellation DateDec 5, 2017

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WP4CS

Available2x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderCABAN-MARIN, ARNALDO

License ClassGeneral

Min. Class RequiredGeneral

LocationMANATI, PR

Grant DateJun 21, 2014

Expiration DateJul 2, 2024

Cancellation DateDec 5, 2017

Available for ApplicationsDec 6, 2019

WP4CS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by CABAN-MARIN, ARNALDO in MANATI, PR. 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 NEGREIRA JR, SERGIO P on Mar 5, 2021. WP4CS has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Whiskey Papa Four Charlie Sierra

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 CanceledDec 5, 2017
License RenewedJun 21, 2014
License ModifiedJul 8, 2010
License IssuedJul 2, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

NEGREIRA JR, SERGIO PFiled Mar 5, 2021
DismissedFCC ↗
Pate Jr, Joseph HFiled Apr 19, 2018
Not awardedFCC ↗
SERPA, CARLOS JFiled Jul 25, 2003
Not awardedFCC ↗

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FCC data as of Jul 28, 2026

WP4CS FCC Vanity Status: 3 Competing Applications & History