| River Grove to Cordele (Georgia) | 724.20 mi (1,165.49 km) |
| River Grove to Corinth (Mississippi) | 483.44 mi (778.02 km) |
| River Grove to Corinth (Texas) | 788.83 mi (1,269.50 km) |
| River Grove to Cornelius (North Carolina) | 582.18 mi (936.94 km) |
| River Grove to Cornelius (Oregon) | 1,761.40 mi (2,834.70 km) |
| River Grove to Corning (New York) | 553.14 mi (890.20 km) |
| River Grove to Corona (California) | 1,703.77 mi (2,741.95 km) |
| River Grove to Coronado (California) | 1,723.47 mi (2,773.66 km) |
| River Grove to Corpus Christi (Texas) | 1,118.60 mi (1,800.21 km) |
| River Grove to Corsicana (Texas) | 829.11 mi (1,334.33 km) |
| River Grove to Cortland (New York) | 597.55 mi (961.66 km) |
| River Grove to Corvallis (Oregon) | 1,778.87 mi (2,862.81 km) |
| River Grove to Coshocton (Ohio) | 332.29 mi (534.77 km) |
| River Grove to Costa Mesa (California) | 1,727.77 mi (2,780.57 km) |
| River Grove to Coto de Caza (California) | 1,713.48 mi (2,757.58 km) |
