| Country: | NOR |
| Type: | National |
| Route: | 706 |
| Maint: | Central Norway Public Roads Administration |
| Direction A: | South |
| Terminus A: | at Sluppen |
| Junction: | in Ilsvika |
| Direction B: | East |
| Terminus B: | at Rotvoll |
| Counties: | Sør-Trøndelag |
| Cities: | Trondheim |
| Previous Type: | fv |
| Previous Route: | 705 |
| Next Type: | Fylkesvei |
| Next Route: | 707 |
National Road 706 (Norwegian: Riksvei 706) is a road running through Trondheim, Norway. It runs from the E6 at Sluppen, runs along Osloveien and then the Marienborg Tunnel to Ilsvika, then runs through Nordre avlastningsvei, including the Ilsvika Tunnel and the Skansen Tunnel, across Nidelv Bridge before following Haakon VII's gate until reaching the E6 at Rotvoll.