Telio (OSE: TELIO) is a Norwegian telecommunications company that provides VoIP telephony services in Norway, Denmark and the Netherlands with a total of 200,000 customers, making it the second largest VoIP service provider in Norway, after Telenor. It is also a virtual supplier of GSM mobile subscriptions.Founded in 2003, it was to the first company to offer VoIP in Norway when it launched the service in 2004.