A23 autoroute
| A23 autoroute | |
|---|---|
| Route information | |
| Maintained by DIR Nord | |
| Length | 43 km (27 mi) | 
| Existed | 1978–present | 
| Major junctions | |
| North end | E42 / A 27 in Lesquin | 
| South end | E19 / A 2 in Trith-Saint-Léger | 
| Location | |
| Country | France | 
| Highway system | |
| 
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The A23 autoroute is a highway in northern France. It is 42.5 kilometres (26.4 mi) long. The highway passes northwest–southeast from the Lille conurbation to the town of Valenciennes effectively linking the A1 and A2 autoroutes.