| Slupca to Castle Rock (Colorado) | 5,232.63 mi (8,421.10 km) |
| Slupca to Castro Valley (California) | 5,767.21 mi (9,281.43 km) |
| Slupca to Catalina Foothills (Arizona) | 5,824.57 mi (9,373.74 km) |
| Slupca to Cataño (Puerto Rico) | 4,967.40 mi (7,994.27 km) |
| Slupca to Cathedral City (California) | 5,879.07 mi (9,461.45 km) |
| Slupca to Catonsville (Maryland) | 4,313.99 mi (6,942.69 km) |
| Slupca to Cave Spring (Virginia) | 4,537.56 mi (7,302.49 km) |
| Slupca to Cayce (South Carolina) | 4,746.68 mi (7,639.04 km) |
| Slupca to Cayey (Puerto Rico) | 4,985.33 mi (8,023.12 km) |
| Slupca to Cedar City (Utah) | 5,556.56 mi (8,942.42 km) |
| Slupca to Cedar Falls (Iowa) | 4,682.91 mi (7,536.41 km) |
| Slupca to Cedar Hill (Texas) | 5,381.97 mi (8,661.45 km) |
| Slupca to Cedar Lake (Indiana) | 4,581.57 mi (7,373.33 km) |
| Slupca to Cedar Mill (Oregon) | 5,285.98 mi (8,506.97 km) |
| Slupca to Cedar Park (Texas) | 5,528.71 mi (8,897.59 km) |
