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K4MMX

Active1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSHERMAN, CRAIG A

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationOakland Park, FL

Grant DateNov 20, 2025

Expiration DateNov 28, 2035

K4MMX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SHERMAN, CRAIG A in Oakland Park, FL. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by SHERMAN, CRAIG A on Nov 10, 2015. K4MMX has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Four Mike Mike X-ray

Readability: 9/10(Excellent readability)

License History

License RenewedNov 20, 2025
License IssuedNov 28, 2015
Vanity Callsign GrantedNov 28, 2015
License ExpiredMar 9, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

SHERMAN, CRAIG AFiled Nov 10, 2015
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

K4MMX FCC Vanity Status: 1 Competing Application & History