| Buffalo Grove to Crest Hill (Illinois) | 41.85 mi (67.35 km) |
| Buffalo Grove to Crestview (Florida) | 792.73 mi (1,275.78 km) |
| Buffalo Grove to Crestwood (Illinois) | 37.83 mi (60.89 km) |
| Buffalo Grove to Crestwood (Missouri) | 280.01 mi (450.63 km) |
| Buffalo Grove to Creve Coeur (Missouri) | 275.11 mi (442.75 km) |
| Buffalo Grove to Crofton (Maryland) | 630.13 mi (1,014.09 km) |
| Buffalo Grove to Crossville (Tennessee) | 457.23 mi (735.84 km) |
| Buffalo Grove to Crowley (Louisiana) | 861.23 mi (1,386.01 km) |
| Buffalo Grove to Crowley (Texas) | 838.62 mi (1,349.63 km) |
| Buffalo Grove to Crown Point (Indiana) | 60.95 mi (98.08 km) |
| Buffalo Grove to Crystal (Minnesota) | 334.96 mi (539.07 km) |
| Buffalo Grove to Crystal Lake (Illinois) | 19.66 mi (31.63 km) |
| Buffalo Grove to Cudahy (California) | 1,728.21 mi (2,781.29 km) |
| Buffalo Grove to Cudahy (Wisconsin) | 54.07 mi (87.01 km) |
| Buffalo Grove to Cullman (Alabama) | 555.39 mi (893.81 km) |
