| Martinsicuro to Oerlinghausen | 673.43 mi (1,083.79 km) |
| Martinsicuro to Oestrich-Winkel | 566.27 mi (911.33 km) |
| Martinsicuro to Offenburg | 481.61 mi (775.08 km) |
| Martinsicuro to Oftersheim | 515.54 mi (829.68 km) |
| Martinsicuro to Ohrdruf | 569.03 mi (915.76 km) |
| Martinsicuro to Ohringen | 484.92 mi (780.40 km) |
| Martinsicuro to Olbernhau | 538.48 mi (866.61 km) |
| Martinsicuro to Olching | 388.24 mi (624.81 km) |
| Martinsicuro to Oldenburg | 755.75 mi (1,216.27 km) |
| Martinsicuro to Oldenburg in Holstein | 800.71 mi (1,288.62 km) |
| Martinsicuro to Olfen | 682.14 mi (1,097.81 km) |
| Martinsicuro to Olpe | 630.46 mi (1,014.62 km) |
| Martinsicuro to Olsberg | 637.90 mi (1,026.61 km) |
| Martinsicuro to Oranienburg | 682.75 mi (1,098.78 km) |
| Martinsicuro to Ortenberg | 565.19 mi (909.59 km) |
