| Gretz-Armainvilliers to Cicero (Illinois) | 4,158.11 mi (6,691.83 km) |
| Gretz-Armainvilliers to Cimarron Hills (Colorado) | 4,938.09 mi (7,947.10 km) |
| Gretz-Armainvilliers to Cincinnati (Ohio) | 4,149.48 mi (6,677.95 km) |
| Gretz-Armainvilliers to Cinco Ranch (Texas) | 5,060.58 mi (8,144.21 km) |
| Gretz-Armainvilliers to Circleville (Ohio) | 4,064.57 mi (6,541.29 km) |
| Gretz-Armainvilliers to Citrus (California) | 5,648.29 mi (9,090.05 km) |
| Gretz-Armainvilliers to Citrus Heights (California) | 5,493.94 mi (8,841.64 km) |
| Gretz-Armainvilliers to Citrus Park (Florida) | 4,582.94 mi (7,375.53 km) |
| Gretz-Armainvilliers to Claiborne (Louisiana) | 4,775.24 mi (7,685.00 km) |
| Gretz-Armainvilliers to Claremont (California) | 5,642.03 mi (9,079.96 km) |
| Gretz-Armainvilliers to Claremont (New Hampshire) | 3,470.12 mi (5,584.63 km) |
| Gretz-Armainvilliers to Claremore (Oklahoma) | 4,726.16 mi (7,606.01 km) |
| Gretz-Armainvilliers to Clarksburg (Maryland) | 3,845.84 mi (6,189.28 km) |
| Gretz-Armainvilliers to Clarksburg (West Virginia) | 3,971.02 mi (6,390.74 km) |
| Gretz-Armainvilliers to Clarksdale (Mississippi) | 4,627.95 mi (7,447.97 km) |
