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K4COR

Active1x3District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderKAUFMAN, CORA R

License ClassTechnician

Min. Class RequiredGeneral

LocationMAMMOTH LAKES, CA

Grant DateJun 22, 2021

Expiration DateJun 22, 2031

K4COR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by KAUFMAN, CORA R in MAMMOTH LAKES, CA. 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 KAUFMAN, CORA R on Jun 1, 2021. K4COR has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

Kilo Four Charlie Oscar Romeo

Readability: 7.5/10(High readability)

License History

License IssuedJun 22, 2021
Vanity Callsign GrantedJun 22, 2021
License CanceledApr 17, 2018
License RenewedDec 24, 2014
License IssuedMar 2, 2005
Vanity Callsign GrantedMar 2, 2005

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

KAUFMAN, CORA RFiled Jun 1, 2021
Not awardedFCC ↗
Lyles, CoraFiled Apr 6, 2021
Not awardedFCC ↗
WHITESELL, DAVID CFiled Dec 1, 2010
Not awardedFCC ↗
AMICK, EUGENE EFiled Feb 11, 2005

Search external databases

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Explore nearby callsigns

← K4COP K4COS →

FCC data as of Sep 3, 2026

Not awarded

K4COR FCC Vanity Status: 4 Competing Applications & History