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W0LFJ

Active1x3District 0

Competitive callsign — 4 applications filed with the FCC.

License HolderSpencer, Jonathan F

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationMaplewood, MO

Grant DateDec 28, 2016

Expiration DateDec 28, 2026

W0LFJ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Spencer, Jonathan F in Maplewood, MO. 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 Spencer, Jonathan F on Dec 9, 2016. W0LFJ has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 44 units(Heavy (slower to send))

Voice Phonetics

Whiskey Zero Lima Foxtrot Juliet

Readability: 7/10(Good readability)

License History

License IssuedDec 28, 2016
Vanity Callsign GrantedDec 28, 2016
License ExpiredDec 6, 2016
License IssuedDec 4, 2004
Vanity Callsign GrantedDec 4, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Spencer, Jonathan FFiled Dec 9, 2016
Not awardedFCC ↗
Spencer, Jonathan FFiled Nov 17, 2016
Not awardedFCC ↗
CARTER, DANNY RFiled Nov 16, 2004
Not awardedFCC ↗
KELLEY JR, CHARLIE LFiled Jul 22, 2002

Search external databases

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Explore nearby callsigns

← W0LFI W0LFK →

FCC data as of Jul 10, 2026

Not awarded

W0LFJ FCC Vanity Status: 4 Competing Applications & History