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K0SQK

Active1x3District 0

Competitive callsign — 1 application filed with the FCC.

License HolderMULLANEY JR, JOHN E

License ClassTechnician

Min. Class RequiredGeneral

LocationCUMBERLAND, MD

Grant DateJan 27, 2026

Expiration DateJan 27, 2036

K0SQK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MULLANEY JR, JOHN E in CUMBERLAND, MD. 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 Brychel Jr, Rudolph M on Jan 8, 2026. K0SQK has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Zero Sierra Quebec Kilo

Readability: 7/10(Good readability)

License History

License IssuedJan 27, 2026
Vanity Callsign GrantedJan 27, 2026

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Brychel Jr, Rudolph MFiled Jan 8, 2026
Not awardedFCC ↗

Search external databases

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← K0SQH K0SQL →

FCC data as of Sep 4, 2026

K0SQK FCC Vanity Status: 1 Competing Application & History