| Slupca to Red Bank (New Jersey) | 4,161.43 mi (6,697.17 km) |
| Slupca to Red Bank (Tennessee) | 4,840.10 mi (7,789.39 km) |
| Slupca to Red Bluff (California) | 5,614.68 mi (9,035.96 km) |
| Slupca to Red Hill (South Carolina) | 4,679.45 mi (7,530.84 km) |
| Slupca to Red Oak (Texas) | 5,379.67 mi (8,657.74 km) |
| Slupca to Red Wing (Minnesota) | 4,576.10 mi (7,364.52 km) |
| Slupca to Redan (Georgia) | 4,872.54 mi (7,841.59 km) |
| Slupca to Redding (California) | 5,592.13 mi (8,999.66 km) |
| Slupca to Redland (Maryland) | 4,335.40 mi (6,977.16 km) |
| Slupca to Redlands (California) | 5,883.39 mi (9,468.40 km) |
| Slupca to Redmond (Oregon) | 5,334.40 mi (8,584.88 km) |
| Slupca to Redmond (Washington) | 5,137.55 mi (8,268.08 km) |
| Slupca to Redondo Beach (California) | 5,925.09 mi (9,535.52 km) |
| Slupca to Redwood City (California) | 5,783.83 mi (9,308.17 km) |
| Slupca to Reedley (California) | 5,778.68 mi (9,299.89 km) |
