| Grottaferrata to Oschatz | 657.54 mi (1,058.21 km) |
| Grottaferrata to Oschersleben | 709.86 mi (1,142.40 km) |
| Grottaferrata to Osnabruck | 756.69 mi (1,217.77 km) |
| Grottaferrata to Ostbevern | 743.55 mi (1,196.63 km) |
| Grottaferrata to Osterburg | 760.85 mi (1,224.47 km) |
| Grottaferrata to Ostercappeln | 758.68 mi (1,220.97 km) |
| Grottaferrata to Osterhofen | 477.98 mi (769.24 km) |
| Grottaferrata to Osterholz-Scharmbeck | 809.73 mi (1,303.14 km) |
| Grottaferrata to Osternienburg | 692.43 mi (1,114.35 km) |
| Grottaferrata to Osterode | 696.19 mi (1,120.40 km) |
| Grottaferrata to Osterwieck | 709.22 mi (1,141.39 km) |
| Grottaferrata to Ostfildern | 507.75 mi (817.14 km) |
| Grottaferrata to Osthofen | 585.62 mi (942.47 km) |
| Grottaferrata to Ostrhauderfehn | 817.05 mi (1,314.92 km) |
| Grottaferrata to Ostringen | 547.90 mi (881.75 km) |
