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W6IOS

Active1x3District 6

Competitive callsign — 1 application filed with the FCC.

License HolderCISCO AMATEUR RADIO CLUB

Min. Class RequiredGeneral

LocationSan Jose, CA

Grant DateApr 24, 2018

Expiration DateApr 24, 2028

W6IOS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CISCO AMATEUR RADIO CLUB in San Jose, CA. 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 WATSON, CHRIS A on Feb 24, 2003. W6IOS has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 28 units(Light (fast to send))

Voice Phonetics

Whiskey Six India Oscar Sierra

Readability: 7/10(Good readability)

License History

License RenewedApr 24, 2018
License ModifiedAug 26, 2008
License RenewedApr 19, 2008
FRN Association Email SentApr 19, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

WATSON, CHRIS AFiled Feb 24, 2003
Not awardedFCC ↗

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FCC data as of Jul 10, 2026

W6IOS FCC Vanity Status: 1 Competing Application & History