| Union Park to Castle Pines (Colorado) | 1,542.01 mi (2,481.63 km) |
| Union Park to Castle Rock (Colorado) | 1,538.94 mi (2,476.69 km) |
| Union Park to Castro Valley (California) | 2,424.60 mi (3,902.01 km) |
| Union Park to Catalina Foothills (Arizona) | 1,779.28 mi (2,863.47 km) |
| Union Park to Cataño (Puerto Rico) | 1,183.00 mi (1,903.85 km) |
| Union Park to Cathedral City (California) | 2,103.16 mi (3,384.71 km) |
| Union Park to Catonsville (Maryland) | 782.53 mi (1,259.36 km) |
| Union Park to Cave Spring (Virginia) | 602.54 mi (969.69 km) |
| Union Park to Cayce (South Carolina) | 371.91 mi (598.53 km) |
| Union Park to Cayey (Puerto Rico) | 1,196.20 mi (1,925.10 km) |
| Union Park to Cedar City (Utah) | 1,937.15 mi (3,117.54 km) |
| Union Park to Cedar Falls (Iowa) | 1,149.72 mi (1,850.29 km) |
| Union Park to Cedar Hill (Texas) | 974.53 mi (1,568.36 km) |
| Union Park to Cedar Lake (Indiana) | 951.15 mi (1,530.73 km) |
| Union Park to Cedar Mill (Oregon) | 2,537.20 mi (4,083.23 km) |
