| Rosignano Marittimo to Oerlinghausen | 597.74 mi (961.97 km) |
| Rosignano Marittimo to Oestrich-Winkel | 470.69 mi (757.50 km) |
| Rosignano Marittimo to Offenburg | 370.58 mi (596.39 km) |
| Rosignano Marittimo to Oftersheim | 422.13 mi (679.35 km) |
| Rosignano Marittimo to Ohrdruf | 513.38 mi (826.21 km) |
| Rosignano Marittimo to Ohringen | 403.38 mi (649.18 km) |
| Rosignano Marittimo to Olbernhau | 519.80 mi (836.54 km) |
| Rosignano Marittimo to Olching | 334.16 mi (537.78 km) |
| Rosignano Marittimo to Oldenburg | 681.07 mi (1,096.08 km) |
| Rosignano Marittimo to Oldenburg in Holstein | 753.35 mi (1,212.40 km) |
| Rosignano Marittimo to Olfen | 592.20 mi (953.05 km) |
| Rosignano Marittimo to Olpe | 540.49 mi (869.83 km) |
| Rosignano Marittimo to Olsberg | 557.02 mi (896.44 km) |
| Rosignano Marittimo to Oranienburg | 658.72 mi (1,060.11 km) |
| Rosignano Marittimo to Ortenberg | 485.17 mi (780.81 km) |
