| Diamond Bar to Colton (California) | 28.35 mi (45.62 km) |
| Diamond Bar to Columbia (Illinois) | 1,562.70 mi (2,514.92 km) |
| Diamond Bar to Columbia (Maryland) | 2,280.53 mi (3,670.16 km) |
| Diamond Bar to Columbia (Missouri) | 1,451.68 mi (2,336.25 km) |
| Diamond Bar to Columbia (Pennsylvania) | 2,296.46 mi (3,695.79 km) |
| Diamond Bar to Columbia (South Carolina) | 2,102.17 mi (3,383.11 km) |
| Diamond Bar to Columbia (Tennessee) | 1,741.90 mi (2,803.32 km) |
| Diamond Bar to Columbia Heights (Minnesota) | 1,506.80 mi (2,424.97 km) |
| Diamond Bar to Columbine (Colorado) | 802.94 mi (1,292.21 km) |
| Diamond Bar to Columbus (Georgia) | 1,897.78 mi (3,054.19 km) |
| Diamond Bar to Columbus (Indiana) | 1,795.79 mi (2,890.05 km) |
| Diamond Bar to Columbus (Mississippi) | 1,683.80 mi (2,709.81 km) |
| Diamond Bar to Columbus (Nebraska) | 1,226.61 mi (1,974.03 km) |
| Diamond Bar to Columbus (Ohio) | 1,953.12 mi (3,143.24 km) |
| Diamond Bar to Commack (New York) | 2,461.90 mi (3,962.04 km) |
