| Calera to Noventa Vicentina | 4,997.74 mi (8,043.09 km) |
| Calera to Novi di Modena | 4,984.12 mi (8,021.16 km) |
| Calera to Novi Ligure | 4,897.63 mi (7,881.98 km) |
| Calera to Nuoro | 5,070.32 mi (8,159.90 km) |
| Calera to Occhiobello | 5,012.13 mi (8,066.24 km) |
| Calera to Oderzo | 5,020.97 mi (8,080.47 km) |
| Calera to Oggiono | 4,888.52 mi (7,867.31 km) |
| Calera to Olbia | 5,057.44 mi (8,139.16 km) |
| Calera to Oleggio | 4,863.88 mi (7,827.67 km) |
| Calera to Olgiate Comasco | 4,872.21 mi (7,841.06 km) |
| Calera to Olgiate Olona | 4,873.50 mi (7,843.14 km) |
| Calera to Omegna | 4,845.30 mi (7,797.76 km) |
| Calera to Opera | 4,895.86 mi (7,879.13 km) |
| Calera to Oppeano | 4,982.36 mi (8,018.33 km) |
| Calera to Orbassano | 4,835.54 mi (7,782.05 km) |
