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WP4EF

Available2x2District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderRODRIGUEZ LOPEZ, OLGA N

License ClassTechnician

Min. Class RequiredGeneral

LocationVEGA ALTA, PR

Grant DateJul 15, 2014

Expiration DateAug 4, 2024

Cancellation DateSep 9, 2014

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WP4EF

Available2x2District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderRODRIGUEZ LOPEZ, OLGA N

License ClassTechnician

Min. Class RequiredGeneral

LocationVEGA ALTA, PR

Grant DateJul 15, 2014

Expiration DateAug 4, 2024

Cancellation DateSep 9, 2014

Available for ApplicationsSep 10, 2016

WP4EF is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by RODRIGUEZ LOPEZ, OLGA N in VEGA ALTA, PR. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by NEGREIRA JR, SERGIO P on Mar 5, 2021. WP4EF has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 29 units(Light (fast to send))

Voice Phonetics

Whiskey Papa Four Echo Foxtrot

Readability: 8/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledSep 9, 2014
License RenewedJul 15, 2014
Administrative Update AppliedJan 25, 2014
License IssuedAug 4, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

NEGREIRA JR, SERGIO PFiled Mar 5, 2021
DismissedFCC ↗
FUNDERBURK, EARL MFiled Jun 4, 2020
Not awardedFCC ↗
CRUZ RODRIGUZ, ERICK MFiled Apr 22, 2016
DismissedFCC ↗
CRUZ RODRIGUZ, ERICK MFiled Apr 4, 2016

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← WP4EE WP4EG →

FCC data as of Jul 25, 2026 — may be delayed

DismissedFCC ↗

WP4EF FCC Vanity Status: 4 Competing Applications & History