| Westlake to Noventa Vicentina | 4,421.14 mi (7,115.13 km) |
| Westlake to Novi di Modena | 4,410.33 mi (7,097.74 km) |
| Westlake to Novi Ligure | 4,328.40 mi (6,965.89 km) |
| Westlake to Nuoro | 4,521.11 mi (7,276.03 km) |
| Westlake to Occhiobello | 4,436.96 mi (7,140.60 km) |
| Westlake to Oderzo | 4,440.61 mi (7,146.47 km) |
| Westlake to Oggiono | 4,313.69 mi (6,942.21 km) |
| Westlake to Olbia | 4,504.87 mi (7,249.89 km) |
| Westlake to Oleggio | 4,291.14 mi (6,905.93 km) |
| Westlake to Olgiate Comasco | 4,298.06 mi (6,917.06 km) |
| Westlake to Olgiate Olona | 4,300.16 mi (6,920.44 km) |
| Westlake to Omegna | 4,271.73 mi (6,874.68 km) |
| Westlake to Opera | 4,323.03 mi (6,957.25 km) |
| Westlake to Oppeano | 4,406.32 mi (7,091.29 km) |
| Westlake to Orbassano | 4,267.50 mi (6,867.89 km) |
