Route 4 is a national route

National Routes of Uruguay

The National Routes of Uruguay are the most important transport routes in the country, linking all locations...

 of Uruguay

Uruguay

Uruguay ,officially the Oriental Republic of Uruguay,sometimes the Eastern Republic of Uruguay; ) is a country in the southeastern part of South America. It is home to some 3.5 million people, of whom 1.8 million live in the capital Montevideo and its metropolitan area...

. In 1975, it was assigned the name Andrés Artigas, a national hero of Uruguay. One fragment of it splits off Route 5

Route 5 (Uruguay)

Route 5 is a national route of Uruguay. In 1975, it was assigned the name Brigadier General Fructuoso Rivera, a national hero of Uruguay. It is one of the most important highways in country, along with Route 3, connecting Montevideo in the south with Rivera in the north and passing through the...

 at Carlos Reyles

Carlos Reyles

Carlos Reyles is a small town in the Durazno Department of central Uruguay. It is located on the Route 5 on the spot where Route 4 splits off in a northwestern direction to Río Negro Department. It is about north of the city of Durazno.-Population:...

 of Durazno Department

Durazno Department

Durazno is a department of Uruguay. Its capital is Durazno. Its name means "peach" in Spanish, referring to the department's peaches and its status as an agricultural breadbasket.-Economy and Geography:...

 and ends at Route 20 in Río Negro Department

Río Negro Department

The Río Negro Department is an administrative division of Uruguay located in the west of the country. It has 53,989 inhabitants and an area of 9,282 km² . Its capital is Fray Bentos.-Geography and climate:...

, while a longer part starts off Route 90 in Paysandú Department

Paysandú Department

Paysandú Department is a department of Uruguay. Its capital is Paysandú. Its name origin is debated but is likely to be of charrua origin.The fertile soils of Paysandú have encouraged much agricultural development. Livestock raising is one of the principal agricultural activities, with cattle...

 near Guichón

Guichón

Guichón is a small city in the Paysandú Department of western Uruguay. It is located on Route 90, west of its intersection with Route 4 and east of its intersection with Route 25. It was elevated to "City" category on 17 November 1964 by decree Ley No...

 and connects with the city of Artigas

Artigas, Uruguay

Artigas is the capital of the Artigas Department of Uruguay. The name Artigas comes from that of the national hero, Jose Gervasio Artigas, who fought for the emancipation of the River Plate, and sought to create a federative nation from these colonies...

in the north. The two parts are of a total length of approximately 330 kilometres (205.1 mi).