Eastern Mexico

Eastern Mexico (Spanish: Oriente de México), also called East-Central Mexico (Spanish: Centro-Oriente de México), is a region of Mexico, formed by the states of Hidalgo, Puebla, Tlaxcala and Veracruz. There are five indigenous ethnic groups living in the East-Central area: Nahuas and Totonac in the west, Otomi in the northwest, the Tepehuas (within the limits of the States of Hidalgo, Puebla and Veracruz), and the Huastecos in La Huasteca region. The rest of the population are mestizos, afro-Mexican and caucasian.

The largest unextracted oil reserves in Mexico are in this area, in the area known as Chicontepec, with a size of approximately 139 billion barrels.