K5MM
Active1x2District 5
Competitive callsign — 26 applications filed with the FCC.
License HolderWILLIAMS JR, AARON J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationTEXARKANA, TX
Grant DateOct 14, 2020
Expiration DateJan 5, 2031
K5MM is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by WILLIAMS JR, AARON J in TEXARKANA, TX. This callsign has attracted significant interest in the amateur radio community, with 26 vanity applications filed with the FCC. The most recent was submitted by Maness, Michael G on Nov 24, 2025. K5MM has 11 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... -- --
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
Kilo Five Mike Mike
Readability: 9.5/10(Excellent readability)
License History
- License RenewedOct 14, 2020
- Administrative Update AppliedApr 12, 2016
- Administrative Update AppliedJun 20, 2013
- License RenewedOct 27, 2010
- Administrative Update AppliedJun 5, 2009
- Administrative Update AppliedDec 13, 2005
- FRN Association Letter SentApr 29, 2005
- Administrative Update AppliedApr 29, 2005
- License IssuedJan 5, 2001
- Internal Correction AppliedDec 20, 2000
- Internal Correction AppliedDec 20, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.