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WB4CAL

Active2x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderMC DUFFIE, CALCI J

License ClassGeneral

Min. Class RequiredTechnician

LocationTAMPA, FL

Grant DateDec 11, 2021

Expiration DateDec 11, 2031

WB4CAL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by MC DUFFIE, CALCI J in TAMPA, FL. 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 MC DUFFIE, CALCI J on Nov 23, 2021. WB4CAL has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Whiskey Bravo Four Charlie Alpha Lima

Readability: 7.5/10(High readability)

License History

License IssuedDec 11, 2021
Vanity Callsign GrantedDec 11, 2021
License ExpiredMar 7, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

MC DUFFIE, CALCI JFiled Nov 23, 2021
Not awardedFCC ↗
Calhoun County EMA-ARESFiled Feb 20, 2009
Not awardedFCC ↗
Calhoun County EMAFiled Feb 20, 2009
Not awardedFCC ↗

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FCC data as of Jul 10, 2026

WB4CAL FCC Vanity Status: 3 Competing Applications & History