I found this: Google Maps APIs > Web Services > Distance Matrix API
But I'm not convinced that it's up to the task or how to use it.
I need the distance
by car, for example travelling between these two addresses should result
Flemmingvej 22, 8762 Flemming, Danmark
Ormedamsvej 3, 8660 Skanderborg, Danmark
Winforms project (VB.NET or C#)... not so much