Pan-European corridor X

Pan-European Corridor X
Pan-European Corridor X highlighted in red
Major junctions
Start end:	Salzburg (Austria)
End end:	Thessaloniki (Greece)
Location
Countries:	Austria, Slovenia, Croatia, Serbia, Bulgaria, Republic of Macedonia and Greece
Highway system
Pan-European corridors

The Corridor X is one of the pan-European corridors. It runs between Salzburg in Austria and Thessaloniki in Greece. The corridor passes through Austria, Slovenia, Croatia, Serbia, Macedonia and Greece. It has four branches: Xa, Xb, Xc and Xd.

The European Bank for Reconstruction and Development has given loans to support infrastructure improvements along Corridor X.

X: Salzburg - Ljubljana - Zagreb - Belgrade - Niš - Skopje - Veles - Thessaloniki.

Corridor Xa runs between Graz, Austria and Zagreb, Croatia through three countries: Croatia, Slovenia and Austria.

Corridor Xc follows the route Niš - Sofia - Plovdiv - Edirne - Istanbul.

The road in Serbia from Niš to the Bulgarian border nearby Dimitrovgrad currently is being upgraded to a motorway standard. The construction works in all sections are expected to be completed in 2017.