| Slupca to River Ridge (Louisiana) | 5,297.06 mi (8,524.79 km) |
| Slupca to Riverbank (California) | 5,741.60 mi (9,240.21 km) |
| Slupca to Riverdale (Georgia) | 4,890.88 mi (7,871.11 km) |
| Slupca to Riverdale (Illinois) | 4,573.65 mi (7,360.59 km) |
| Slupca to Riverside (California) | 5,895.98 mi (9,488.66 km) |
| Slupca to Riverside (Ohio) | 4,551.73 mi (7,325.30 km) |
| Slupca to Riverton (Utah) | 5,355.39 mi (8,618.67 km) |
| Slupca to Riverton (Wyoming) | 5,113.20 mi (8,228.90 km) |
| Slupca to Riverview (Florida) | 5,120.44 mi (8,240.54 km) |
| Slupca to Riverview (Michigan) | 4,396.07 mi (7,074.79 km) |
| Slupca to Riviera Beach (Florida) | 5,090.41 mi (8,192.23 km) |
| Slupca to Riviera Beach (Maryland) | 4,311.14 mi (6,938.11 km) |
| Slupca to Roanoke (Virginia) | 4,533.02 mi (7,295.19 km) |
| Slupca to Roanoke Rapids (North Carolina) | 4,490.51 mi (7,226.77 km) |
| Slupca to Robbinsdale (Minnesota) | 4,574.46 mi (7,361.88 km) |
