TIM ParticipaÃ§Ãµes S.A. provides telecommunication services in Brazil. The company offers mobile voice and data, broadband Internet access, value-added, and other telecommunications services and products. It provides prepaid and postpaid services; value-added services, including short message services or text messaging, and multimedia messaging services; and insurance services. The company also sells various mobile handsets and accessories through its dealer network, which includes its own stores, exclusive franchises, and authorized dealers; and offers co-billing services to other telecommunication service providers. As of December 31, 2017, it served a subscriber base of 58.6 million customers; and had approximately 12.2 thousand points of sales, including 156 company owned stores, as well as had approximately 310 thousand points of sales to access prepaid phone services through supermarkets, newsstands, and other small retailers. The company was formerly known as Tele Celular Sul ParticipaÃ§Ãµes S.A. and changed its name to TIM ParticipaÃ§Ãµes S.A. in August 2004. The company was founded in 1998 and is headquartered in Rio de Janeiro, Brazil. TIM ParticipaÃ§Ãµes S.A. is a subsidiary of TIM Brasil ServiÃ§os e ParticipaÃ§Ãµes S.A.