The northernmost point is at the confluence of the Grande de San Juan and Río Mojinete rivers in Jujuy province; the southernmost is Cape San Pío in Tierra del Fuego province; the easternmost is northeast of Bernardo de Irigoyen, Misiones and the westernmost is within Los Glaciares National Park in Santa Cruz province. The maximum north–south distance is , while the maximum east–west one is .