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W9RSO

Active1x3District 9

Competitive callsign — 2 applications filed with the FCC.

License HolderOLSON JR, RUDOLPH S

License ClassGeneral

Min. Class RequiredGeneral

LocationLA CROSSE, WI

Grant DateDec 3, 2018

Expiration DateDec 9, 2028

W9RSO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by OLSON JR, RUDOLPH S in LA CROSSE, WI. 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 Karam, Anthony on Apr 30, 2007. W9RSO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Whiskey Nine Romeo Sierra Oscar

Readability: 7/10(Good readability)

License History

License RenewedDec 3, 2018
License RenewedOct 10, 2008
Tax ID (TIN) AddedMar 14, 2001
License ModifiedMar 14, 2001

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Karam, AnthonyFiled Apr 30, 2007
Not awardedFCC ↗
STUBBLEFIELD, NOBLE AFiled Apr 30, 2007
Not awardedFCC ↗

Search external databases

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FCC data as of Jul 10, 2026

W9RSO FCC Vanity Status: 2 Competing Applications & History