| Martin to River Ridge (Louisiana) | 5,457.11 mi (8,782.37 km) |
| Martin to Riverbank (California) | 5,956.73 mi (9,586.44 km) |
| Martin to Riverdale (Georgia) | 5,046.31 mi (8,121.25 km) |
| Martin to Riverdale (Illinois) | 4,750.07 mi (7,644.50 km) |
| Martin to Riverside (California) | 6,104.91 mi (9,824.90 km) |
| Martin to Riverside (Ohio) | 4,718.98 mi (7,594.47 km) |
| Martin to Riverton (Utah) | 5,563.08 mi (8,952.92 km) |
| Martin to Riverton (Wyoming) | 5,319.17 mi (8,560.37 km) |
| Martin to Riverview (Florida) | 5,259.72 mi (8,464.70 km) |
| Martin to Riverview (Michigan) | 4,566.56 mi (7,349.18 km) |
| Martin to Riviera Beach (Florida) | 5,222.45 mi (8,404.72 km) |
| Martin to Riviera Beach (Maryland) | 4,463.78 mi (7,183.76 km) |
| Martin to Roanoke (Virginia) | 4,687.72 mi (7,544.16 km) |
| Martin to Roanoke Rapids (North Carolina) | 4,638.98 mi (7,465.72 km) |
| Martin to Robbinsdale (Minnesota) | 4,764.57 mi (7,667.84 km) |
