The A48 autoroute, also known as l'autoroute du Dauphiné, is a motorway in France connecting the A43 with the city of Grenoble.

An extension north to Ambérieu is proposed in the medium term.

[citation needed] The following list indexes towns and places of interest that can be visited from the motorway: There are proposals to extend the autoroute north from Bourgoin-Jallieu to Ambérieu-in-Bugey and connecting to the A42 autoroute.

[citation needed]