All Working Vodafone USSD Codes 2018 Vodafone is one of the largest mobile network operator. The evolution of Vodafone started in 1982 with the establishment of Racal Strategic Radio Ltd which is a subsidiary of Racal Electronics, the UK's largest maker of military radio technology. Vodafone Group plc was founded on September 16, 1991. It is a British multinational telecommunications conglomerate. It’s headquarter is situated in London and operates globally in 26 countries across Asia, Africa, Europe and Oceania. It's partner network operators situated in additional 50 countries. Vodafone India is a subsidiary of Vodafone Group plc. Vodafone is popular for providing high speed internet services. It is now offering 2G, 3G, 4G mobile network services, fixed line telephone, mobile phones, digital television, internet television, IPTV etc. USSD stands for Unstructured Supplementary Service Data. USSD codes are the quick and easy way to access any information, activate or deactivate services etc.