| Country: | POL |
| Type: | DK |
| Route: | 6 |
| Established: | 1986 |
| Length Km: | 351 |
| Regions: | West Pomeranian Voivodeship Pomeranian Voivodeship |
| Map: | Mapa DK6.png |
| Map Notes: | The route of the National Road 9 --> |
| Maint: | GDDKiA |
| Direction A: | West |
| Terminus A: | German border in Kołbaskowo |
| Direction B: | East |
| Terminus B: | Łęgowo |
| Previous Type: | DK |
| Previous Route: | 5 |
| Next Type: | DK |
| Next Route: | 7 |
National Road 6 (Polish: '''Droga krajowa 6''', abbreviated DK 6) is a route belonging to the Polish national roads network. The route is in the north of Poland and runs from the German border, in Kołbaskowo-Nadrensee, to Łęgowo for 351 km. The route runs through the West Pomeranian Voivodeship and the Pomeranian Voivodeship; it is important for transportation between the two largest agglomerations in northern Poland, Szczecin and the Tricity.
The National Road 6 runs from Kołbaskowo and ends in Łęgowo, near Pruszcz Gdański, on the roundabout with the National Road 91.
The route Kołbaskowo - Kijewo - Dąbie has the status of the A6 motorway. A part of the route Dąbie - Rzęśnica is also labelled as a motorway.[1]
A part of the route on the northern bypass,[2] Southern Słupsk Bypass and the western part of the Tricity Beltway, Rzęśnica - Goleniów, the road has the status of an expressway.[3] The Tricity Beltway and the southern Słupsk bypass is presented as the S6 Expressway, with the Rzęśnica–Goleniów route being part of the National Road 3 and S3 Expressway.[4]