| Macerata to Oerlinghausen | 638.57 mi (1,027.67 km) |
| Macerata to Oestrich-Winkel | 529.92 mi (852.83 km) |
| Macerata to Offenburg | 444.62 mi (715.54 km) |
| Macerata to Oftersheim | 479.19 mi (771.17 km) |
| Macerata to Ohrdruf | 535.55 mi (861.88 km) |
| Macerata to Ohringen | 449.11 mi (722.77 km) |
| Macerata to Olbernhau | 509.00 mi (819.16 km) |
| Macerata to Olching | 353.82 mi (569.42 km) |
| Macerata to Oldenburg | 721.14 mi (1,160.56 km) |
| Macerata to Oldenburg in Holstein | 768.82 mi (1,237.29 km) |
| Macerata to Olfen | 646.31 mi (1,040.13 km) |
| Macerata to Olpe | 594.53 mi (956.80 km) |
| Macerata to Olsberg | 602.57 mi (969.75 km) |
| Macerata to Oranienburg | 653.29 mi (1,051.37 km) |
| Macerata to Ortenberg | 529.73 mi (852.52 km) |
