| Ridge to River Ridge (Louisiana) | 1,230.91 mi (1,980.96 km) |
| Ridge to Riverbank (California) | 2,546.18 mi (4,097.68 km) |
| Ridge to Riverdale (Georgia) | 810.92 mi (1,305.04 km) |
| Ridge to Riverdale (Illinois) | 766.93 mi (1,234.26 km) |
| Ridge to Riverside (California) | 2,462.36 mi (3,962.79 km) |
| Ridge to Riverside (Ohio) | 596.56 mi (960.06 km) |
| Ridge to Riverton (Utah) | 2,029.69 mi (3,266.46 km) |
| Ridge to Riverton (Wyoming) | 1,817.51 mi (2,925.00 km) |
| Ridge to Riverview (Florida) | 1,050.10 mi (1,689.98 km) |
| Ridge to Riverview (Michigan) | 540.12 mi (869.24 km) |
| Ridge to Riviera Beach (Florida) | 1,058.67 mi (1,703.77 km) |
| Ridge to Riviera Beach (Maryland) | 227.33 mi (365.85 km) |
| Ridge to Roanoke (Virginia) | 454.57 mi (731.56 km) |
| Ridge to Roanoke Rapids (North Carolina) | 401.30 mi (645.84 km) |
| Ridge to Robbinsdale (Minnesota) | 1,069.22 mi (1,720.75 km) |
