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W9JMK

Active1x3District 9

Competitive callsign — 3 applications filed with the FCC.

License HolderSLADEWSKI, BRIAN J

License ClassTechnician

Min. Class RequiredGeneral

LocationDARTMOUTH, MA

Grant DateJan 9, 2024

Expiration DateDec 20, 2033

W9JMK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SLADEWSKI, BRIAN J in DARTMOUTH, MA. 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 Knepper, Jerry M on Dec 2, 2013. W9JMK has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 43 units(Heavy (slower to send))

Voice Phonetics

Whiskey Nine Juliet Mike Kilo

Readability: 8/10(High readability)

License History

License RenewedJan 9, 2024
License IssuedDec 20, 2013
Vanity Callsign GrantedDec 20, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Knepper, Jerry MFiled Dec 2, 2013
Not awardedFCC ↗
KUJAWA, JESSE MFiled Mar 31, 2008
Not awardedFCC ↗
Suter, EricFiled Mar 31, 2008
Not awardedFCC ↗

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FCC data as of Jul 10, 2026

W9JMK FCC Vanity Status: 3 Competing Applications & History