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Catarinense (300/147–0470 toll-free; 45/3522–2050 in Foz do Iguaçu. www.catarinense.net.)
Pluma (800/646–0300 toll-free; 045/3522–2515 in Foz do Iguaçu. www.pluma.com.br.)
Terminal Rodoviário (Av. Costa e Silva 1601, Jardim Polo, Foz do Iguaçu, 85863-460. 45/3522–2590.)
Terminal de Transportes Urbano (TTU) (Av. Juscelino Kubitschek s/n at Rua Mem de Sá, across from army barracks, Centro, Foz do Iguaçu. 0800/45–1516.)
Tres Fronteras. This bus line runs an hourly cross-border public bus service between the centers of Puerto Iguazú and Foz do Iguaçu. Locals don't have to get on and off for immigration but be sure you do so. To reach the Argentine falls, change to a local bus at the intersection with RN 12 on the Argentine side. For the Brazilian park, change to a local bus at the Avenida Cataratas roundabout. 3757/3523–4625 in Puerto Iguazú.
Tres Fronteras (3757/42–0377 in Puerto Iguazú. www.tresfronteras.com.ar.)