Vivo (telecommunications) region Vivo owns the following brands: Vivo (telecommunications) Vivo (, Portuguese for "alive"), is a brand of Telefônica Brasil, the largest telecommunications company in Brazil. It is headquartered both in São Paulo and Rio de Janeiro. The company was originally formed as part of Telebrás, the state-owned telecom monopoly at the time. In 1998, Telebrás was demerged and privatized. Telefónica bought Telesp, the São Paulo division, and rebranded it to Telefónica. On 15 April 2012, all Telefonica services were rebranded again to Vivo, using the same strategy of unifying all its services in a unique brand, like Movistar (Hispanic America
Rochester Telephone Corporation for resale. In their early years, the company's subsidiaries reported strong profits. In 1983, as the federal government's breakup of the Bell telephone monopoly increased competition in the telecommunications industry dramatically, Rochester Telephone launched its second unregulated venture, founding the RCI Corporation. RCI installed a microwave communications network in New York State and a fiber optic hookup with Chicago. After purchasing an additional fiber optic link with Washington, D.C., the company's operations spanned 12 cities. In the mid-1980s, Rochester Telephone also entered the new radio telephone industry, when it founded Rochester Tel Mobile Communications. By the end of the decade,