| Buffalo Grove to Cookeville (Tennessee) | 436.07 mi (701.79 km) |
| Buffalo Grove to Coolidge (Arizona) | 1,433.20 mi (2,306.52 km) |
| Buffalo Grove to Coon Rapids (Minnesota) | 338.44 mi (544.66 km) |
| Buffalo Grove to Cooper City (Florida) | 1,195.98 mi (1,924.75 km) |
| Buffalo Grove to Coos Bay (Oregon) | 1,826.96 mi (2,940.21 km) |
| Buffalo Grove to Copiague (New York) | 760.97 mi (1,224.66 km) |
| Buffalo Grove to Coppell (Texas) | 804.51 mi (1,294.74 km) |
| Buffalo Grove to Copperas Cove (Texas) | 940.40 mi (1,513.44 km) |
| Buffalo Grove to Coral Gables (Florida) | 1,218.63 mi (1,961.20 km) |
| Buffalo Grove to Coral Springs (Florida) | 1,181.97 mi (1,902.20 km) |
| Buffalo Grove to Coral Terrace (Florida) | 1,215.16 mi (1,955.61 km) |
| Buffalo Grove to Coralville (Iowa) | 189.62 mi (305.16 km) |
| Buffalo Grove to Coram (New York) | 777.70 mi (1,251.59 km) |
| Buffalo Grove to Corcoran (California) | 1,734.37 mi (2,791.19 km) |
| Buffalo Grove to Cordele (Georgia) | 742.16 mi (1,194.39 km) |
