America Movil is the largest telecom carrier in Latin America, serving about 290 million wireless customers across the region. It also provides fixed-line phone, internet access, and television services in most of the countries it serves. Mexico is the firm's largest market, providing about 40% of service revenue. Movil dominates the Mexican wireless market with about 63% customer share and also serves about half of fixed-line internet access customers in the country. Brazil, its second most important market, provides about 30% of service revenue. Movil sold its low-margin wireless resale business in the U.S. to Verizon in 2021 and now owns a 1.4% stake in the U.S. telecom giant.