Argentina's Five Neighboring Countries

Argentina shares land borders with five nations:

• Bolivia – north/northwest
• Paraguay – north/northeast
• Brazil – northeast
• Uruguay – east (Uruguay River/Río de la Plata)
• Chile – west/south (Andes Mountains)

To the southeast, the Atlantic Ocean provides a maritime boundary. Argentina's 9,376 km (5,826 mi) of land borders make it South America's second-largest country by area (after Brazil).