| Costa Mesa to River Ridge (Louisiana) | 1,641.01 mi (2,640.94 km) |
| Costa Mesa to Riverbank (California) | 327.92 mi (527.74 km) |
| Costa Mesa to Riverdale (Georgia) | 1,919.15 mi (3,088.57 km) |
| Costa Mesa to Riverdale (Illinois) | 1,734.99 mi (2,792.20 km) |
| Costa Mesa to Riverside (California) | 35.19 mi (56.63 km) |
| Costa Mesa to Riverside (Ohio) | 1,906.49 mi (3,068.20 km) |
| Costa Mesa to Riverton (Utah) | 575.51 mi (926.19 km) |
| Costa Mesa to Riverton (Wyoming) | 826.18 mi (1,329.61 km) |
| Costa Mesa to Riverview (Florida) | 2,142.03 mi (3,447.26 km) |
| Costa Mesa to Riverview (Michigan) | 1,966.15 mi (3,164.21 km) |
| Costa Mesa to Riviera Beach (Florida) | 2,295.38 mi (3,694.05 km) |
| Costa Mesa to Riviera Beach (Maryland) | 2,312.10 mi (3,720.97 km) |
| Costa Mesa to Roanoke (Virginia) | 2,135.93 mi (3,437.44 km) |
| Costa Mesa to Roanoke Rapids (North Carolina) | 2,268.95 mi (3,651.53 km) |
| Costa Mesa to Robbinsdale (Minnesota) | 1,520.89 mi (2,447.64 km) |
