| Slupca to Carson (California) | 5,923.43 mi (9,532.83 km) |
| Slupca to Carson City (Nevada) | 5,625.23 mi (9,052.94 km) |
| Slupca to Carteret (New Jersey) | 4,155.78 mi (6,688.08 km) |
| Slupca to Cartersville (Georgia) | 4,872.93 mi (7,842.23 km) |
| Slupca to Carthage (Missouri) | 5,038.13 mi (8,108.08 km) |
| Slupca to Cary (Illinois) | 4,563.84 mi (7,344.79 km) |
| Slupca to Cary (North Carolina) | 4,568.25 mi (7,351.89 km) |
| Slupca to Casa de Oro-Mount Helix (California) | 5,958.44 mi (9,589.18 km) |
| Slupca to Casa Grande (Arizona) | 5,812.34 mi (9,354.06 km) |
| Slupca to Casas Adobes (Arizona) | 5,825.85 mi (9,375.80 km) |
| Slupca to Cascades (Virginia) | 4,348.66 mi (6,998.49 km) |
| Slupca to Casper (Wyoming) | 5,069.90 mi (8,159.22 km) |
| Slupca to Casselberry (Florida) | 5,037.79 mi (8,107.55 km) |
| Slupca to Castaic (California) | 5,892.20 mi (9,482.58 km) |
| Slupca to Castle Pines (Colorado) | 5,228.07 mi (8,413.76 km) |
