To 21 ports; the busiest crossings are to Codajás (5 hours 50 minutes, six times a week), Coari (9 hours, six times a week), Tefé (14 hours, six times a week), Alvarães (15¼ hours, six times a week), Fonte Boa (20¼ hours, six times a week), Jutaí (24 hours, six times a week), Tonantins (27¼ hours, six times a week) and Santo Antônio do Içá (28¼ hours, six times a week).