A6 highway (Lithuania)
The speed limit for most of the length of A6 is default 90 km/h (outside city limits). The section from Kaunas to Jonava has been upgraded to a dual carriageway with at-grade junctions and traffic-lights. The remaining sections are roads with one lane in each direction, leading through towns like Ukmergė, Utena and Zarasai.
A6 motorway (Luxembourg)
The Autoroute 6, abbreviated to A6 or otherwise known as the Arlon motorway (), is a motorway in southern and western Luxembourg. It is long and connects Luxembourg City, in the south, to Kleinbettingen, in the west. At Kleinbettingen, it reaches the Belgian border, whereupon it meets the A4, which leads to Brussels via Arlon and Namur.