| Costa Mesa to Ridgeland (Mississippi) | 1,605.56 mi (2,583.90 km) |
| Costa Mesa to Ridgewood (New Jersey) | 2,432.83 mi (3,915.26 km) |
| Costa Mesa to Rifle (Colorado) | 692.69 mi (1,114.78 km) |
| Costa Mesa to Rincon (Georgia) | 2,116.79 mi (3,406.64 km) |
| Costa Mesa to Ringwood (New Jersey) | 2,424.04 mi (3,901.11 km) |
| Costa Mesa to Río Grande (Puerto Rico) | 3,363.58 mi (5,413.15 km) |
| Costa Mesa to Rio Grande City (Texas) | 1,245.51 mi (2,004.46 km) |
| Costa Mesa to Rio Linda (California) | 398.74 mi (641.71 km) |
| Costa Mesa to Rio Rancho (New Mexico) | 648.16 mi (1,043.11 km) |
| Costa Mesa to Rio Rico (Arizona) | 430.06 mi (692.11 km) |
| Costa Mesa to Ripon (California) | 334.40 mi (538.17 km) |
| Costa Mesa to River Edge (New Jersey) | 2,436.85 mi (3,921.73 km) |
| Costa Mesa to River Falls (Wisconsin) | 1,548.80 mi (2,492.56 km) |
| Costa Mesa to River Forest (Illinois) | 1,728.38 mi (2,781.56 km) |
| Costa Mesa to River Grove (Illinois) | 1,727.77 mi (2,780.57 km) |
