CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/K9JSR

← Back to results

K9JSR

Active1x3District 9

Competitive callsign — 2 applications filed with the FCC.

License HolderRossbach, Jeffrey S

License ClassTechnician

Min. Class RequiredGeneral

LocationWauconda, IL

Grant DateJul 21, 2020

Expiration DateJul 21, 2030

K9JSR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Rossbach, Jeffrey S in Wauconda, IL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Rossbach, Jeffrey S on Jul 1, 2010. K9JSR has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Kilo Nine Juliet Sierra Romeo

Readability: 6.5/10(Good readability)

License History

License RenewedJul 21, 2020
License IssuedJul 20, 2010
Vanity Callsign GrantedJul 20, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Rossbach, Jeffrey SFiled Jul 1, 2010
Not awardedFCC ↗
SOLIS, RAFAELFiled May 20, 2002
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K9JSP K9JSS →

FCC data as of Jul 31, 2026

K9JSR FCC Vanity Status: 2 Competing Applications & History