| Teramo to Oerlinghausen | 684.61 mi (1,101.77 km) |
| Teramo to Oestrich-Winkel | 575.21 mi (925.70 km) |
| Teramo to Offenburg | 488.51 mi (786.18 km) |
| Teramo to Oftersheim | 524.47 mi (844.06 km) |
| Teramo to Ohrdruf | 581.57 mi (935.95 km) |
| Teramo to Ohringen | 494.85 mi (796.38 km) |
| Teramo to Olbernhau | 553.56 mi (890.87 km) |
| Teramo to Olching | 399.91 mi (643.60 km) |
| Teramo to Oldenburg | 767.21 mi (1,234.71 km) |
| Teramo to Oldenburg in Holstein | 814.46 mi (1,310.75 km) |
| Teramo to Olfen | 692.01 mi (1,113.68 km) |
| Teramo to Olpe | 640.17 mi (1,030.26 km) |
| Teramo to Olsberg | 648.51 mi (1,043.67 km) |
| Teramo to Oranienburg | 697.87 mi (1,123.11 km) |
| Teramo to Ortenberg | 575.63 mi (926.39 km) |
