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The A23 autoroute is a highway in northern France. It is 42.5 kilometres (26.4 mi) long.

The road passes northwest/southeast from the Lille conurbation to the town of Valenciennes effectively linking the A1 and A2 autoroutes.

This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. Please consult this guideline for information on how to create one. Please improve this article if you can. (December 2021)

Exit/Junction	Destination
	Exchange A23/A27 Starts at junction with A 27. Towns Served: Lille (west), Brussels (east)
1	(Lesquin) 2 km Towns served: Lesquin
Rest Area: 10km Genech
2	(Orchies) 16 km Towns served: Orchies, Douai, Tournai (Belgium)
2a	(Orchies) 16 km Towns served: Coutiches
2b	(Orchies) 16 km Towns served: Coutiches
3	(Marciennes) 26 km Towns served: St-Amand-les-Eaux
Service Area: 29km Millonfosse
4	(Hasnon) 32 km Towns served: St-Amand-les-Eaux, Wallers
5	(St Amand les Eaux) 35 km Towns served: St-Amand-les-Eaux, Tournai (Belgium)
6	(Raismes) 36 km Towns served: St-Amand-les-Eaux, Tournai (Belgium)
7	(Petit-Forêt) 39 km Towns served: Raismes, Anzin
Rest Area: 41km Petit-Forêt
8	(Valenciennes-Nord) 43 km Towns Served: Valenciennes
9	(Paris-Denain/Valenciennes-Ouest) 43 km Towns Served: Valenciennes
	Exchange A23/A2: A 2 to A23 Towns served: Paris (south), Brussels (north) and N 30 (to Cambrai)

• A23 autoroute in Saratlas

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