According to Allcitycodes, Argentina is a large country located in South America with an area of 2,780,400 square kilometers (1,073,518 square miles) and a population of approximately 44.5 million people. The capital city of Argentina is Buenos Aires. The terrain in Argentina consists of plains in the north and flat to rolling plateau in the center and south. The highest point in Argentina is Aconcagua at 6,960 meters (22,837 feet). Major rivers include the Parana River and the Uruguay River. The climate of Argentina is temperate with cool winters from June to September and hot summers from October to May. The area code of Argentina is +54. This code was introduced on 1 August 2002 when Argentina switched from its old international dialling code of +853 to +54 for all incoming calls from abroad. This change was made so that all incoming calls would be routed through international carriers instead of neighbouring countries. This has helped increase security as well as improve call quality for customers calling into Argentina from abroad. Check programingplease for Argentina in 2010.