| Plum to Crawfordsville (Indiana) | 378.05 mi (608.42 km) |
| Plum to Crest Hill (Illinois) | 441.88 mi (711.14 km) |
| Plum to Crestview (Florida) | 774.85 mi (1,247.00 km) |
| Plum to Crestwood (Illinois) | 423.45 mi (681.47 km) |
| Plum to Crestwood (Missouri) | 581.75 mi (936.24 km) |
| Plum to Creve Coeur (Missouri) | 583.06 mi (938.35 km) |
| Plum to Crofton (Maryland) | 192.73 mi (310.17 km) |
| Plum to Crossville (Tennessee) | 425.21 mi (684.31 km) |
| Plum to Crowley (Louisiana) | 1,003.50 mi (1,614.97 km) |
| Plum to Crowley (Texas) | 1,117.40 mi (1,798.29 km) |
| Plum to Crown Point (Indiana) | 401.20 mi (645.66 km) |
| Plum to Crystal (Minnesota) | 756.85 mi (1,218.03 km) |
| Plum to Crystal Lake (Illinois) | 460.74 mi (741.50 km) |
| Plum to Cudahy (California) | 2,144.33 mi (3,450.97 km) |
| Plum to Cudahy (Wisconsin) | 451.01 mi (725.82 km) |
