| Gretz-Armainvilliers to Caño Martin Peña (Puerto Rico) | 4,307.97 mi (6,933.01 km) |
| Gretz-Armainvilliers to Cañon City (Colorado) | 4,978.28 mi (8,011.76 km) |
| Gretz-Armainvilliers to Canóvanas (Puerto Rico) | 4,304.22 mi (6,926.97 km) |
| Gretz-Armainvilliers to Canton (Georgia) | 4,373.03 mi (7,037.72 km) |
| Gretz-Armainvilliers to Canton (Illinois) | 4,305.64 mi (6,929.26 km) |
| Gretz-Armainvilliers to Canton (Mississippi) | 4,683.09 mi (7,536.70 km) |
| Gretz-Armainvilliers to Canton (Ohio) | 3,948.07 mi (6,353.80 km) |
| Gretz-Armainvilliers to Canyon (Texas) | 5,035.35 mi (8,103.61 km) |
| Gretz-Armainvilliers to Canyon Lake (California) | 5,651.77 mi (9,095.65 km) |
| Gretz-Armainvilliers to Canyon Lake (Texas) | 5,155.01 mi (8,296.19 km) |
| Gretz-Armainvilliers to Cape Coral (Florida) | 4,626.99 mi (7,446.42 km) |
| Gretz-Armainvilliers to Cape Girardeau (Missouri) | 4,438.28 mi (7,142.73 km) |
| Gretz-Armainvilliers to Carbondale (Illinois) | 4,405.46 mi (7,089.91 km) |
| Gretz-Armainvilliers to Carlisle (Pennsylvania) | 3,801.85 mi (6,118.49 km) |
| Gretz-Armainvilliers to Carlsbad (California) | 5,684.31 mi (9,148.01 km) |
