| Siena to Molde | 1,352.21 mi (2,176.18 km) |
| Siena to Mosjoen | 1,557.51 mi (2,506.57 km) |
| Siena to Moss | 1,115.55 mi (1,795.30 km) |
| Siena to Namsos | 1,461.15 mi (2,351.50 km) |
| Siena to Nannestad | 1,169.67 mi (1,882.40 km) |
| Siena to Narvik | 1,749.40 mi (2,815.39 km) |
| Siena to Nedre Eiker | 1,137.65 mi (1,830.87 km) |
| Siena to Nesoddtangen | 1,139.72 mi (1,834.21 km) |
| Siena to Nittedal | 1,157.80 mi (1,863.31 km) |
| Siena to Nordre Fale | 1,135.49 mi (1,827.39 km) |
| Siena to Notodden | 1,130.60 mi (1,819.52 km) |
| Siena to Notteroy | 1,098.10 mi (1,767.21 km) |
| Siena to Oppegard | 1,138.48 mi (1,832.21 km) |
| Siena to Orsta | 1,321.59 mi (2,126.90 km) |
| Siena to Os | 1,193.66 mi (1,921.01 km) |
