SIX

SIX may refer to:

Computing

 * Seattle Internet Exchange
 * Slovak Internet eXchange
 * Slovenian Internet Exchange
 * Swiss Internet Exchange

Finance

 * SIX Financial Information, a financial data vendor company headquartered in Zürich, Switzerland; a subsidiary of SIX Group
 * SIX Group, a key financial market infrastructure company in Switzerland
 * SIX Interbank Clearing, operator of Swiss Interbank Clearing; a subsidiary of SIX Group
 * SIX Swiss Exchange, Switzerland's principal stock exchange; a subsidiary of SIX Group

Television

 * SIX (Sports Channel)
 * Six (TV series), an American television drama series
 * Six TV, the sixth free to air terrestrial television channel in the UK

Other

 * Six (musical), stylized as SIX