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KW4NFL

Available2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderRiestenberg, Robert J

License ClassGeneral

Min. Class RequiredTechnician

LocationJupiter, FL

Grant DateJul 4, 2017

Expiration DateJul 4, 2027

Cancellation DateJul 25, 2017

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KW4NFL

Available2x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderRiestenberg, Robert J

License ClassGeneral

Min. Class RequiredTechnician

LocationJupiter, FL

Grant DateJul 4, 2017

Expiration DateJul 4, 2027

Cancellation DateJul 25, 2017

Available for ApplicationsJul 26, 2019

KW4NFL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Riestenberg, Robert J in Jupiter, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Schniper, Wynne M on Jun 7, 2021. KW4NFL has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Whiskey Four November Foxtrot Lima

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledJul 25, 2017
License IssuedJul 4, 2017
Vanity Callsign GrantedJul 4, 2017

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Schniper, Wynne MFiled Jun 7, 2021
Not awardedFCC ↗
Riestenberg, Robert JFiled Jun 16, 2017
Not awardedFCC ↗

Search external databases

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FCC data as of Jul 29, 2026

KW4NFL FCC Vanity Status: 2 Competing Applications & History