| Mackworth to River Ridge (Louisiana) | 4,544.04 mi (7,312.93 km) |
| Mackworth to Riverbank (California) | 5,201.32 mi (8,370.71 km) |
| Mackworth to Riverdale (Georgia) | 4,129.85 mi (6,646.36 km) |
| Mackworth to Riverdale (Illinois) | 3,861.38 mi (6,214.29 km) |
| Mackworth to Riverside (California) | 5,310.52 mi (8,546.46 km) |
| Mackworth to Riverside (Ohio) | 3,815.75 mi (6,140.86 km) |
| Mackworth to Riverton (Utah) | 4,767.18 mi (7,672.04 km) |
| Mackworth to Riverton (Wyoming) | 4,517.00 mi (7,269.41 km) |
| Mackworth to Riverview (Florida) | 4,335.23 mi (6,976.88 km) |
| Mackworth to Riverview (Michigan) | 3,668.52 mi (5,903.92 km) |
| Mackworth to Riviera Beach (Florida) | 4,297.25 mi (6,915.76 km) |
| Mackworth to Riviera Beach (Maryland) | 3,546.03 mi (5,706.78 km) |
| Mackworth to Roanoke (Virginia) | 3,771.21 mi (6,069.18 km) |
| Mackworth to Roanoke Rapids (North Carolina) | 3,718.34 mi (5,984.09 km) |
| Mackworth to Robbinsdale (Minnesota) | 3,907.80 mi (6,289.00 km) |
