| Plum to Castle Pines (Colorado) | 1,327.41 mi (2,136.26 km) |
| Plum to Castle Rock (Colorado) | 1,327.68 mi (2,136.70 km) |
| Plum to Castro Valley (California) | 2,255.09 mi (3,629.21 km) |
| Plum to Catalina Foothills (Arizona) | 1,810.70 mi (2,914.04 km) |
| Plum to Cataño (Puerto Rico) | 1,725.37 mi (2,776.72 km) |
| Plum to Cathedral City (California) | 2,057.55 mi (3,311.31 km) |
| Plum to Catonsville (Maryland) | 180.91 mi (291.14 km) |
| Plum to Cave Spring (Virginia) | 226.84 mi (365.07 km) |
| Plum to Cayce (South Carolina) | 458.55 mi (737.96 km) |
| Plum to Cayey (Puerto Rico) | 1,745.06 mi (2,808.40 km) |
| Plum to Cedar City (Utah) | 1,788.06 mi (2,877.60 km) |
| Plum to Cedar Falls (Iowa) | 671.22 mi (1,080.22 km) |
| Plum to Cedar Hill (Texas) | 1,098.14 mi (1,767.28 km) |
| Plum to Cedar Lake (Indiana) | 405.66 mi (652.85 km) |
| Plum to Cedar Mill (Oregon) | 2,175.73 mi (3,501.50 km) |
