| Stockton-on-Tees to Oerlinghausen | 449.66 mi (723.65 km) |
| Stockton-on-Tees to Oestrich-Winkel | 504.15 mi (811.36 km) |
| Stockton-on-Tees to Offenburg | 578.82 mi (931.52 km) |
| Stockton-on-Tees to Oftersheim | 553.00 mi (889.97 km) |
| Stockton-on-Tees to Ohrdruf | 566.01 mi (910.91 km) |
| Stockton-on-Tees to Ohringen | 591.00 mi (951.13 km) |
| Stockton-on-Tees to Olbernhau | 669.60 mi (1,077.62 km) |
| Stockton-on-Tees to Olching | 698.67 mi (1,124.40 km) |
| Stockton-on-Tees to Oldenburg | 400.47 mi (644.50 km) |
| Stockton-on-Tees to Oldenburg in Holstein | 490.15 mi (788.81 km) |
| Stockton-on-Tees to Olfen | 410.65 mi (660.88 km) |
| Stockton-on-Tees to Olpe | 453.91 mi (730.50 km) |
| Stockton-on-Tees to Olsberg | 464.15 mi (746.98 km) |
| Stockton-on-Tees to Oranienburg | 607.85 mi (978.24 km) |
| Stockton-on-Tees to Ortenberg | 524.12 mi (843.48 km) |
