Tonayán is a municipality located in the south zone in the Mexican state of Veracruz, about 20 km from the state capital Xalapa. It has a surface …Tonayán is a municipality located in the south zone in the Mexican state of Veracruz, about 20 km from the state capital Xalapa. It has a surface of 74.03 km2. It is located at 19°41′N 97°55′W / 19.683°N 97.917°W.