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K1JLO

Cancelled1x3District 1

Competitive callsign — 4 applications filed with the FCC.

License HolderOh, Jin

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationLewis Center, OH

Grant DateJun 24, 2025

Cancellation DateJul 21, 2026

Available for ApplicationsJul 22, 2028

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K1JLO

Cancelled1x3District 1

Competitive callsign — 4 applications filed with the FCC.

License HolderOh, Jin

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationLewis Center, OH

Grant DateJun 24, 2025

Cancellation DateJul 21, 2026

Available for ApplicationsJul 22, 2028

K1JLO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Oh, Jin in Lewis Center, OH. 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 Oh, Jin on Jun 6, 2025. K1JLO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 45 units(Heavy (slower to send))

Voice Phonetics

Kilo One Juliet Lima Oscar

Readability: 7.5/10(High readability)

Available Jul 22, 2028 (687 days remaining)

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

License History

License CanceledJul 21, 2026
License IssuedJun 24, 2025
Vanity Callsign GrantedJun 24, 2025
License ExpiredMay 24, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Oh, JinFiled Jun 6, 2025
Not awardedFCC ↗
Lopez, Julio CFiled Jan 29, 2024
Not awardedFCC ↗
Mungillo Sr, RobertFiled Aug 11, 2020
Not awardedFCC ↗
Salzer, Thomas AFiled Jun 25, 2009

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K1JLN K1JLP →

FCC data as of Sep 3, 2026

Not awarded

FCC ↗

K1JLO FCC Vanity Status: 4 Competing Applications & History