Bharti Airtel Limited, together with its subsidiaries, provides telecommunication services in India. It operates in four divisions: Mobile Services, Broadband and Telephone Services, Enterprise Services Carriers, and Enterprise Services Corporate. The Mobile Services division provides telecommunication services based on global system for mobile communication (GSM) network. It provides mobile prepaid and post paid services in 23-telecom circles of India. The Broadband and Telephone Services division offers high speed broadband Internet and landline telephone services in 94 cities. The Enterprise Services Carriers division offers domestic and international long distance services to the service providers of cellular or fixed line services. The Enterprise Services Corporate division provides Internet services, broadband services, bandwidth solutions, and other network solutions to corporate customers. As of May 31, 2007, Bharti Airtel had an aggregate of 42,685,530 customers, consisting of 40,743,725 GSM mobile, and 1,941,805 broadband and telephone customers. The company offers its products and services under the brand ‘Airtel’. Bharti Airtel has a strategic alliance with SingTel. The company, formerly known as Bharti Tele-Ventures Limited, was founded in 1995. It changed its name to Bharti Airtel Limited in 2006. The company is based in New Delhi, India. Bharti Airtel Limited is a part of Bharti Enterprises.