| Oldsmar to Opole | 5,173.88 mi (8,326.56 km) |
| Oldsmar to Orzesze | 5,221.96 mi (8,403.94 km) |
| Oldsmar to Osowa | 5,081.34 mi (8,177.62 km) |
| Oldsmar to Ostroda | 5,157.91 mi (8,300.86 km) |
| Oldsmar to Ostroleka | 5,236.59 mi (8,427.48 km) |
| Oldsmar to Ostrow Mazowiecka | 5,257.53 mi (8,461.18 km) |
| Oldsmar to Ostrow Wielkopolski | 5,139.70 mi (8,271.55 km) |
| Oldsmar to Ostrowiec Swietokrzyski | 5,300.08 mi (8,529.66 km) |
| Oldsmar to Ostrzeszow | 5,151.22 mi (8,290.08 km) |
| Oldsmar to Oswiecim | 5,244.09 mi (8,439.55 km) |
| Oldsmar to Otwock | 5,256.35 mi (8,459.29 km) |
| Oldsmar to Ozarow Mazowiecki | 5,235.64 mi (8,425.95 km) |
| Oldsmar to Ozimek | 5,184.69 mi (8,343.95 km) |
| Oldsmar to Ozorkow | 5,186.26 mi (8,346.48 km) |
| Oldsmar to Pabianice | 5,199.92 mi (8,368.47 km) |
