The A23 autoroute is a highway in northern France. It is 42.5km (26.4miles) long.
The road passes northwest/southeast from the Lille conurbation to the town of Valenciennes effectively linking the A1 and A2 autoroutes.
| Exit/Junction | Destination | |
| Exchange A23/A27 Starts at junction with . Towns Served: Lille (west), Brussels (east) | ||
| (Lesquin) 2 km Towns served: Lesquin | ||
| (Orchies) 16 km Towns served: Orchies, Douai, Tournai (Belgium) | ||
| (Orchies) 16 km Towns served: Coutiches | ||
| (Orchies) 16 km Towns served: Coutiches | ||
| (Marciennes) 26 km Towns served: St-Amand-les-Eaux | ||
| (Hasnon) 32 km Towns served: St-Amand-les-Eaux, Wallers | ||
| (St Amand les Eaux) 35 km Towns served: St-Amand-les-Eaux, Tournai (Belgium) | ||
| (Raismes) 36 km Towns served: St-Amand-les-Eaux, Tournai (Belgium) | ||
| (Petit-Forêt) 39 km Towns served: Raismes, Anzin | ||
| (Valenciennes-Nord) 43 km Towns Served: Valenciennes | ||
| (Paris-Denain/Valenciennes-Ouest) 43 km Towns Served: Valenciennes | ||
| Exchange A23/A2: to A23 Towns served: Paris (south), Brussels (north) and (to Cambrai) | ||