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K4UPS

Expired1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderO KAIN, RUBY M

License ClassGeneral

Min. Class RequiredGeneral

LocationOAK RIDGE, TN

Grant DateMay 25, 2016

Expiration DateJun 18, 2026

Available for ApplicationsJun 19, 2028

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K4UPS

Expired1x3District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderO KAIN, RUBY M

License ClassGeneral

Min. Class RequiredGeneral

LocationOAK RIDGE, TN

Grant DateMay 25, 2016

Expiration DateJun 18, 2026

Available for ApplicationsJun 19, 2028

K4UPS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by O KAIN, RUBY M in OAK RIDGE, TN. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by CLARK, DAVID J on Apr 10, 2007. K4UPS has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 30 units(Light (fast to send))

Voice Phonetics

Kilo Four Uniform Papa Sierra

Readability: 7/10(Good readability)

Available Jun 19, 2028 (654 days remaining)

Requires General license or higher to apply for this callsign format (1x3).

License History

License RenewedMay 25, 2016
License RenewedApr 8, 2006
FRN Association Email SentApr 7, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

CLARK, DAVID JFiled Apr 10, 2007
Not awardedFCC ↗
GINI, BENJAMIN RFiled Aug 9, 1999
Not awardedFCC ↗
YOUNG, MARY EFiled Aug 9, 1999
Not awardedFCC ↗

Search external databases

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← K4UPP K4UPT →

FCC data as of Sep 3, 2026

K4UPS FCC Vanity Status: 3 Competing Applications & History