| Diamond Bar to Enumclaw (Washington) | 937.75 mi (1,509.16 km) |
| Diamond Bar to Ephrata (Pennsylvania) | 2,312.48 mi (3,721.58 km) |
| Diamond Bar to Erie (Colorado) | 817.92 mi (1,316.31 km) |
| Diamond Bar to Erie (Pennsylvania) | 2,109.85 mi (3,395.47 km) |
| Diamond Bar to Erlanger (Kentucky) | 1,866.98 mi (3,004.61 km) |
| Diamond Bar to Escanaba (Michigan) | 1,805.05 mi (2,904.94 km) |
| Diamond Bar to Escondido (California) | 73.49 mi (118.27 km) |
| Diamond Bar to Española (New Mexico) | 678.69 mi (1,092.25 km) |
| Diamond Bar to Essex (Maryland) | 2,302.14 mi (3,704.94 km) |
| Diamond Bar to Essex Junction (Vermont) | 2,465.63 mi (3,968.05 km) |
| Diamond Bar to Estelle (Louisiana) | 1,645.22 mi (2,647.73 km) |
| Diamond Bar to Estero (Florida) | 2,201.36 mi (3,542.75 km) |
| Diamond Bar to Euclid (Ohio) | 2,033.72 mi (3,272.96 km) |
| Diamond Bar to Eufaula (Alabama) | 1,891.35 mi (3,043.83 km) |
| Diamond Bar to Eugene (Oregon) | 750.46 mi (1,207.75 km) |
