Welche Bedeutung haben der Buchstabe A und die Nummern bei Deutschen Autobahnen?
German highways are labeled with "A" followed by a number. Major roads have single-digit numbers, regionally connecting roads have two-digit numbers, and smaller roads have three-digit numbers.
East-West routes are assigned even numbers, and North-South routes are assigned odd numbers.
A 10 to A 19 – Part of Eastern Germany, including Berlin, Saxony-Anhalt, parts of Saxony, and Brandenburg.
A 20 to A 29 – Northern and northeastern Germany, including Hamburg.
A 30 – A 39 – Northwestern Germany, as well as Lower Saxony and Thuringia.
A 40 to A 49 – Rhine-Ruhr region, including Frankfurt and the Rhine-Main area.
A 52 to A 59 – Lower Rhine and the Cologne region.
A 60 – A 67 – Region of Rhineland-Palatinate, Saarland, Hesse, and northern Baden-Württemberg.
A 70 – A 73 – Thuringia, northern Bavaria, and parts of Saxony.
A 81 – Baden-Württemberg.
A 90 – A 99 – Southern Bavaria.