| Boppard to Ordu | 1,583.44 mi (2,548.30 km) |
| Boppard to Ortahisar | 1,553.61 mi (2,500.30 km) |
| Boppard to Ortakent | 1,331.12 mi (2,142.23 km) |
| Boppard to Ortaklar | 1,298.44 mi (2,089.63 km) |
| Boppard to Ortakoy | 1,514.35 mi (2,437.11 km) |
| Boppard to Ortakoy | 1,499.34 mi (2,412.96 km) |
| Boppard to Osmaneli | 1,278.56 mi (2,057.65 km) |
| Boppard to Osmaniye | 1,680.68 mi (2,704.79 km) |
| Boppard to Ozdere | 1,277.92 mi (2,056.62 km) |
| Boppard to Palu | 1,764.48 mi (2,839.66 km) |
| Boppard to Pamukkale | 1,357.36 mi (2,184.45 km) |
| Boppard to Patnos | 1,868.59 mi (3,007.20 km) |
| Boppard to Pazar | 1,544.64 mi (2,485.86 km) |
| Boppard to Pazarcik | 1,705.25 mi (2,744.34 km) |
| Boppard to Pazaryeri | 1,289.46 mi (2,075.19 km) |
