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K4MFC

Active1x3District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderCALDWELL, MATTHEW F

License ClassGeneral

Min. Class RequiredGeneral

LocationMONROE, GA

Grant DateAug 30, 2022

Expiration DateAug 30, 2032

K4MFC is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CALDWELL, MATTHEW F in MONROE, GA. 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 Callahan, Matthew F on Dec 11, 2017. K4MFC has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Four Mike Foxtrot Charlie

Readability: 8.5/10(High readability)

License History

License RenewedAug 30, 2022
License RenewedMar 9, 2012
Vanity Callsign GrantedMar 7, 2002
License IssuedMar 7, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Callahan, Matthew FFiled Dec 11, 2017
DismissedFCC ↗
Callahan, Matthew FFiled Dec 8, 2017
Not awardedFCC ↗
CALDWELL, MATTHEW FFiled Nov 8, 2001
DismissedFCC ↗
CALDWELL, MATTHEW FFiled Nov 7, 2001

Search external databases

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Explore nearby callsigns

← K4MFB K4MFD →

FCC data as of Sep 3, 2026

Not awarded

K4MFC FCC Vanity Status: 4 Competing Applications & History