| Diamond Bar to Oschatz | 5,834.35 mi (9,389.49 km) |
| Diamond Bar to Oschersleben | 5,745.42 mi (9,246.36 km) |
| Diamond Bar to Osnabruck | 5,641.60 mi (9,079.27 km) |
| Diamond Bar to Ostbevern | 5,648.10 mi (9,089.73 km) |
| Diamond Bar to Osterburg | 5,719.08 mi (9,203.96 km) |
| Diamond Bar to Ostercappeln | 5,643.46 mi (9,082.27 km) |
| Diamond Bar to Osterhofen | 5,971.51 mi (9,610.22 km) |
| Diamond Bar to Osterholz-Scharmbeck | 5,615.29 mi (9,036.94 km) |
| Diamond Bar to Osternienburg | 5,777.93 mi (9,298.68 km) |
| Diamond Bar to Osterode | 5,732.70 mi (9,225.90 km) |
| Diamond Bar to Osterwieck | 5,733.28 mi (9,226.82 km) |
| Diamond Bar to Ostfildern | 5,858.74 mi (9,428.73 km) |
| Diamond Bar to Osthofen | 5,780.89 mi (9,303.44 km) |
| Diamond Bar to Ostrhauderfehn | 5,587.10 mi (8,991.56 km) |
| Diamond Bar to Ostringen | 5,817.41 mi (9,362.21 km) |
