| Plum to Cibolo (Texas) | 1,284.86 mi (2,067.78 km) |
| Plum to Cicero (Illinois) | 426.59 mi (686.54 km) |
| Plum to Cimarron Hills (Colorado) | 1,327.12 mi (2,135.79 km) |
| Plum to Cincinnati (Ohio) | 269.32 mi (433.42 km) |
| Plum to Cinco Ranch (Texas) | 1,167.91 mi (1,879.57 km) |
| Plum to Circleville (Ohio) | 179.39 mi (288.71 km) |
| Plum to Citrus (California) | 2,124.69 mi (3,419.36 km) |
| Plum to Citrus Heights (California) | 2,194.47 mi (3,531.65 km) |
| Plum to Citrus Park (Florida) | 873.54 mi (1,405.82 km) |
| Plum to Claiborne (Louisiana) | 882.00 mi (1,419.43 km) |
| Plum to Claremont (California) | 2,115.29 mi (3,404.23 km) |
| Plum to Claremont (New Hampshire) | 429.47 mi (691.17 km) |
| Plum to Claremore (Oklahoma) | 904.60 mi (1,455.81 km) |
| Plum to Clarksburg (Maryland) | 158.56 mi (255.17 km) |
| Plum to Clarksburg (West Virginia) | 89.36 mi (143.82 km) |
