| Monte Porzio Catone to Oschatz | 655.51 mi (1,054.95 km) |
| Monte Porzio Catone to Oschersleben | 708.10 mi (1,139.58 km) |
| Monte Porzio Catone to Osnabruck | 755.40 mi (1,215.70 km) |
| Monte Porzio Catone to Ostbevern | 742.31 mi (1,194.63 km) |
| Monte Porzio Catone to Osterburg | 759.01 mi (1,221.50 km) |
| Monte Porzio Catone to Ostercappeln | 757.35 mi (1,218.84 km) |
| Monte Porzio Catone to Osterhofen | 475.95 mi (765.97 km) |
| Monte Porzio Catone to Osterholz-Scharmbeck | 808.27 mi (1,300.79 km) |
| Monte Porzio Catone to Osternienburg | 690.56 mi (1,111.36 km) |
| Monte Porzio Catone to Osterode | 694.60 mi (1,117.85 km) |
| Monte Porzio Catone to Osterwieck | 707.55 mi (1,138.70 km) |
| Monte Porzio Catone to Ostfildern | 506.60 mi (815.30 km) |
| Monte Porzio Catone to Osthofen | 584.55 mi (940.74 km) |
| Monte Porzio Catone to Ostrhauderfehn | 815.76 mi (1,312.84 km) |
| Monte Porzio Catone to Ostringen | 546.81 mi (880.00 km) |
