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NC4AZ

Active2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKEEFER, KEVEN D

License ClassTechnician

Min. Class RequiredGeneral

LocationLIBBY, MT

Grant DateNov 27, 2025

Expiration DateDec 15, 2035

NC4AZ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KEEFER, KEVEN D in LIBBY, MT. 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 KINNEY, BARRY L on Nov 25, 2015. NC4AZ has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

November Charlie Four Alpha Zulu

Readability: 7.5/10(High readability)

License History

Administrative Update AppliedDec 1, 2025
License RenewedNov 27, 2025
License IssuedDec 15, 2015
Vanity Callsign GrantedDec 15, 2015

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

KINNEY, BARRY LFiled Nov 25, 2015
Not awardedFCC ↗

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FCC data as of Jul 28, 2026

NC4AZ FCC Vanity Status: 1 Competing Application & History