| Diamond Bar to Jeffersonville (Indiana) | 1,806.82 mi (2,907.80 km) |
| Diamond Bar to Jenison (Michigan) | 1,823.91 mi (2,935.30 km) |
| Diamond Bar to Jenks (Oklahoma) | 1,241.33 mi (1,997.72 km) |
| Diamond Bar to Jennings (Missouri) | 1,561.08 mi (2,512.32 km) |
| Diamond Bar to Jensen Beach (Florida) | 2,269.20 mi (3,651.92 km) |
| Diamond Bar to Jericho (New York) | 2,448.66 mi (3,940.73 km) |
| Diamond Bar to Jerome (Idaho) | 628.23 mi (1,011.05 km) |
| Diamond Bar to Jersey City (New Jersey) | 2,421.41 mi (3,896.88 km) |
| Diamond Bar to Jessup (Maryland) | 2,285.15 mi (3,677.59 km) |
| Diamond Bar to Johns Creek (Georgia) | 1,916.20 mi (3,083.83 km) |
| Diamond Bar to Johnson City (New York) | 2,320.46 mi (3,734.42 km) |
| Diamond Bar to Johnson City (Tennessee) | 1,996.78 mi (3,213.50 km) |
| Diamond Bar to Johnston (Iowa) | 1,411.89 mi (2,272.22 km) |
| Diamond Bar to Johnstown (Colorado) | 832.00 mi (1,338.98 km) |
| Diamond Bar to Johnstown (Pennsylvania) | 2,167.84 mi (3,488.81 km) |
