 After Ceibas it followed the present National Route 14, traversing near Gualeguaychú, and the present Provincial Route 20, passing through Urdinarrain, Basavilbaso, Villaguay, Federal (Entre Ríos province) and San José de Feliciano.In Corrientes Province, the road continued through Provincial Route 23 passing by Sauce and Perugorría, then by the present Provincial Route 24 until the junction with the present National Route 12.This old roadbed changed to federal control by National Decree 1595 of 1979 except the National Route 14 section between Ceibas and the junction with Provincial Route 20.