| Norton to Orbetello | 1,013.30 mi (1,630.75 km) |
| Norton to Oria | 1,306.40 mi (2,102.45 km) |
| Norton to Oristano | 1,113.34 mi (1,791.74 km) |
| Norton to Orta Nova | 1,201.77 mi (1,934.07 km) |
| Norton to Orte | 1,042.70 mi (1,678.06 km) |
| Norton to Ortona | 1,105.47 mi (1,779.08 km) |
| Norton to Orvieto | 1,020.15 mi (1,641.78 km) |
| Norton to Orzinuovi | 805.89 mi (1,296.96 km) |
| Norton to Osimo | 1,014.75 mi (1,633.08 km) |
| Norton to Ospitaletto | 800.86 mi (1,288.86 km) |
| Norton to Ostuni | 1,291.78 mi (2,078.91 km) |
| Norton to Ottaviano | 1,194.23 mi (1,921.93 km) |
| Norton to Ovada | 817.70 mi (1,315.97 km) |
| Norton to Ozieri | 1,077.88 mi (1,734.68 km) |
| Norton to Paceco | 1,319.24 mi (2,123.11 km) |
