[1] The principal motorways A1 and A4, running from the west to the east of the island and partly unbuilt (most of A1 sections), are the only one numbered and shortened with "A".
[1] As well as the Carretera Central covers the entire island, they are projected to perform the same function as motorways.
The route from Matanzas to Varadero of the Vía Blanca is the only toll road between Cuban motorways.
The other autopistas have short routes and run from Havana to its suburban towns in Artemisa and Mayabeque provinces.
Cuba has a complex network of single carriageway highways, most of them numbered, named Carreteras or Circuitos.