| Guimar to Noventa Vicentina | 1,923.61 mi (3,095.74 km) |
| Guimar to Novi di Modena | 1,883.72 mi (3,031.55 km) |
| Guimar to Novi Ligure | 1,788.93 mi (2,879.01 km) |
| Guimar to Nuoro | 1,677.85 mi (2,700.24 km) |
| Guimar to Occhiobello | 1,914.09 mi (3,080.43 km) |
| Guimar to Oderzo | 1,980.71 mi (3,187.64 km) |
| Guimar to Oggiono | 1,849.19 mi (2,975.98 km) |
| Guimar to Olbia | 1,701.56 mi (2,738.39 km) |
| Guimar to Oleggio | 1,813.17 mi (2,918.01 km) |
| Guimar to Olgiate Comasco | 1,833.54 mi (2,950.80 km) |
| Guimar to Olgiate Olona | 1,824.60 mi (2,936.41 km) |
| Guimar to Omegna | 1,814.47 mi (2,920.10 km) |
| Guimar to Opera | 1,829.22 mi (2,943.85 km) |
| Guimar to Oppeano | 1,909.16 mi (3,072.49 km) |
| Guimar to Orbassano | 1,746.19 mi (2,810.23 km) |
