| Grays to Culpeper (Virginia) | 3,743.00 mi (6,023.77 km) |
| Grays to Culver City (California) | 5,464.16 mi (8,793.71 km) |
| Grays to Cumberland (Maryland) | 3,720.19 mi (5,987.07 km) |
| Grays to Cupertino (California) | 5,384.81 mi (8,666.01 km) |
| Grays to Cutler Bay (Florida) | 4,463.70 mi (7,183.63 km) |
| Grays to Cutlerville (Michigan) | 3,847.25 mi (6,191.55 km) |
| Grays to Cuyahoga Falls (Ohio) | 3,762.12 mi (6,054.54 km) |
| Grays to Cypress (California) | 5,463.54 mi (8,792.71 km) |
| Grays to Cypress Gardens (Florida) | 4,398.40 mi (7,078.54 km) |
| Grays to Cypress Lake (Florida) | 4,481.13 mi (7,211.68 km) |
| Grays to D'Iberville (Mississippi) | 4,572.32 mi (7,358.44 km) |
| Grays to Dakota Ridge (Colorado) | 4,713.94 mi (7,586.35 km) |
| Grays to Dale City (Virginia) | 3,708.32 mi (5,967.97 km) |
| Grays to Dallas (Georgia) | 4,236.32 mi (6,817.70 km) |
| Grays to Dallas (Oregon) | 4,978.50 mi (8,012.12 km) |
