| Newcastle to Cicero (Illinois) | 3,793.05 mi (6,104.32 km) |
| Newcastle to Cimarron Hills (Colorado) | 4,534.62 mi (7,297.76 km) |
| Newcastle to Cincinnati (Ohio) | 3,807.77 mi (6,128.01 km) |
| Newcastle to Cinco Ranch (Texas) | 4,717.22 mi (7,591.63 km) |
| Newcastle to Circleville (Ohio) | 3,726.13 mi (5,996.63 km) |
| Newcastle to Citrus (California) | 5,222.28 mi (8,404.45 km) |
| Newcastle to Citrus Heights (California) | 5,052.70 mi (8,131.54 km) |
| Newcastle to Citrus Park (Florida) | 4,303.73 mi (6,926.18 km) |
| Newcastle to Claiborne (Louisiana) | 4,434.55 mi (7,136.71 km) |
| Newcastle to Claremont (California) | 5,216.42 mi (8,395.01 km) |
| Newcastle to Claremont (New Hampshire) | 3,147.98 mi (5,066.18 km) |
| Newcastle to Claremore (Oklahoma) | 4,358.40 mi (7,014.17 km) |
| Newcastle to Clarksburg (Maryland) | 3,530.43 mi (5,681.67 km) |
| Newcastle to Clarksburg (West Virginia) | 3,643.71 mi (5,863.98 km) |
| Newcastle to Clarksdale (Mississippi) | 4,286.52 mi (6,898.49 km) |
