National Route 3 (officially, PY03, better known as Ruta Tres) is a highway in Paraguay, which runs from Asunción to the border city of Salto del Guairá, the capital of the Canindeyú Department. It crosses the Capital District and 4 departments. It has many junctions with other national routes.
The following table shows the distances traversed by PY03 in each different department, showing cities and towns that it passes by (or near).