| Buffalo Grove to Corinth (Mississippi) | 499.75 mi (804.27 km) |
| Buffalo Grove to Corinth (Texas) | 797.05 mi (1,282.72 km) |
| Buffalo Grove to Cornelius (North Carolina) | 598.91 mi (963.86 km) |
| Buffalo Grove to Cornelius (Oregon) | 1,749.71 mi (2,815.89 km) |
| Buffalo Grove to Corning (New York) | 558.19 mi (898.32 km) |
| Buffalo Grove to Corona (California) | 1,700.32 mi (2,736.39 km) |
| Buffalo Grove to Coronado (California) | 1,720.91 mi (2,769.54 km) |
| Buffalo Grove to Corpus Christi (Texas) | 1,129.65 mi (1,817.99 km) |
| Buffalo Grove to Corsicana (Texas) | 838.68 mi (1,349.72 km) |
| Buffalo Grove to Cortland (New York) | 601.61 mi (968.20 km) |
| Buffalo Grove to Corvallis (Oregon) | 1,767.70 mi (2,844.84 km) |
| Buffalo Grove to Coshocton (Ohio) | 343.85 mi (553.37 km) |
| Buffalo Grove to Costa Mesa (California) | 1,724.34 mi (2,775.06 km) |
| Buffalo Grove to Coto de Caza (California) | 1,710.19 mi (2,752.29 km) |
| Buffalo Grove to Cottage Grove (Minnesota) | 308.85 mi (497.05 km) |
