Brazil shares land borders with ten countries in South America and the French Department of Guiana. It has borders with every South American country except Chile and Ecuador. The countries that share their land borders with Brazil, running counter-clockwise around Brazil from French Guiana to Uruguay, are listed below:

• French Guiana
• Suriname
• Guyana
• Venezuela
• Colombia
• Peru
• Bolivia
• Paraguay
• Argentina
• Uruguay

Brazils coastline with the Atlantic Ocean is 7,491 km, which is more than twice the length of its border with Bolivia, the longest land border.