| Diamond Bar to Ondokuzmayis | 6,963.64 mi (11,206.90 km) |
| Diamond Bar to Ordu | 7,030.33 mi (11,314.22 km) |
| Diamond Bar to Ortahisar | 7,122.75 mi (11,462.96 km) |
| Diamond Bar to Ortakent | 7,035.79 mi (11,323.02 km) |
| Diamond Bar to Ortaklar | 6,994.10 mi (11,255.91 km) |
| Diamond Bar to Ortakoy | 7,097.73 mi (11,422.69 km) |
| Diamond Bar to Ortakoy | 7,025.15 mi (11,305.89 km) |
| Diamond Bar to Osmaneli | 6,905.87 mi (11,113.93 km) |
| Diamond Bar to Osmaniye | 7,250.35 mi (11,668.32 km) |
| Diamond Bar to Ozdere | 6,976.20 mi (11,227.10 km) |
| Diamond Bar to Palu | 7,215.52 mi (11,612.26 km) |
| Diamond Bar to Pamukkale | 7,033.63 mi (11,319.53 km) |
| Diamond Bar to Patnos | 7,228.11 mi (11,632.53 km) |
| Diamond Bar to Pazar | 7,047.26 mi (11,341.47 km) |
| Diamond Bar to Pazarcik | 7,245.14 mi (11,659.93 km) |
