| Grottammare to Oschatz | 575.30 mi (925.86 km) |
| Grottammare to Oschersleben | 635.43 mi (1,022.63 km) |
| Grottammare to Osnabruck | 696.32 mi (1,120.62 km) |
| Grottammare to Ostbevern | 684.88 mi (1,102.20 km) |
| Grottammare to Osterburg | 683.55 mi (1,100.06 km) |
| Grottammare to Ostercappeln | 697.29 mi (1,122.17 km) |
| Grottammare to Osterhofen | 396.76 mi (638.53 km) |
| Grottammare to Osterholz-Scharmbeck | 743.80 mi (1,197.02 km) |
| Grottammare to Osternienburg | 614.79 mi (989.41 km) |
| Grottammare to Osterode | 626.83 mi (1,008.79 km) |
| Grottammare to Osterwieck | 637.28 mi (1,025.61 km) |
| Grottammare to Ostfildern | 454.56 mi (731.54 km) |
| Grottammare to Osthofen | 533.69 mi (858.88 km) |
| Grottammare to Ostrhauderfehn | 756.19 mi (1,216.97 km) |
| Grottammare to Ostringen | 495.96 mi (798.18 km) |
