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/W0SM

← Back to results

W0SM

Active1x2District 0

Competitive callsign — 5 applications filed with the FCC.

License HolderMOORE, STEPHEN F

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationAURORA, CO

Grant DateDec 3, 2024

Expiration DateJan 10, 2035

W0SM is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by MOORE, STEPHEN F in AURORA, CO. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by MCCALL SR, BILLY M on Jul 6, 2010. W0SM has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Whiskey Zero Sierra Mike

Readability: 8/10(High readability)

License History

Administrative Update AppliedDec 3, 2024
License RenewedDec 3, 2024
License RenewedJan 7, 2015
Administrative Update AppliedJul 23, 2010
License RenewedJan 4, 2005

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

MCCALL SR, BILLY MFiled Jul 6, 2010
Not awardedFCC ↗
MENTZER, SCOTT AFiled Mar 8, 2001
Not awardedFCC ↗
MURRAY, BERT DFiled Mar 8, 2001
Not awardedFCC ↗
MONKMAN, SCOTT LFiled May 31, 2000

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← W0SL W0SN →

FCC data as of Jul 10, 2026

Not awarded

PAYNE, WILLIAM TFiled May 31, 2000

Not awardedFCC ↗

W0SM FCC Vanity Status: 5 Competing Applications & History