| Bridgeport to Oerlinghausen | 3,747.75 mi (6,031.43 km) |
| Bridgeport to Oestrich-Winkel | 3,776.09 mi (6,077.03 km) |
| Bridgeport to Offenburg | 3,817.67 mi (6,143.95 km) |
| Bridgeport to Oftersheim | 3,817.97 mi (6,144.43 km) |
| Bridgeport to Ohrdruf | 3,861.33 mi (6,214.21 km) |
| Bridgeport to Ohringen | 3,860.30 mi (6,212.55 km) |
| Bridgeport to Olbernhau | 3,968.29 mi (6,386.35 km) |
| Bridgeport to Olching | 3,965.23 mi (6,381.42 km) |
| Bridgeport to Oldenburg | 3,698.66 mi (5,952.42 km) |
| Bridgeport to Oldenburg in Holstein | 3,768.40 mi (6,064.65 km) |
| Bridgeport to Olfen | 3,704.11 mi (5,961.19 km) |
| Bridgeport to Olpe | 3,740.96 mi (6,020.49 km) |
| Bridgeport to Olsberg | 3,757.55 mi (6,047.19 km) |
| Bridgeport to Oranienburg | 3,900.60 mi (6,277.41 km) |
| Bridgeport to Ortenberg | 3,808.42 mi (6,129.06 km) |
