| San Gwann to River Ridge (Louisiana) | 5,762.77 mi (9,274.29 km) |
| San Gwann to Riverbank (California) | 6,604.74 mi (10,629.31 km) |
| San Gwann to Riverdale (Georgia) | 5,340.39 mi (8,594.53 km) |
| San Gwann to Riverdale (Illinois) | 5,166.07 mi (8,313.99 km) |
| San Gwann to Riverside (California) | 6,698.92 mi (10,780.87 km) |
| San Gwann to Riverside (Ohio) | 5,085.77 mi (8,184.76 km) |
| San Gwann to Riverton (Utah) | 6,157.85 mi (9,910.10 km) |
| San Gwann to Riverton (Wyoming) | 5,905.97 mi (9,504.74 km) |
| San Gwann to Riverview (Florida) | 5,464.99 mi (8,795.06 km) |
| San Gwann to Riverview (Michigan) | 4,955.60 mi (7,975.26 km) |
| San Gwann to Riviera Beach (Florida) | 5,393.46 mi (8,679.94 km) |
| San Gwann to Riviera Beach (Maryland) | 4,763.14 mi (7,665.53 km) |
| San Gwann to Roanoke (Virginia) | 4,989.83 mi (8,030.35 km) |
| San Gwann to Roanoke Rapids (North Carolina) | 4,911.24 mi (7,903.87 km) |
| San Gwann to Robbinsdale (Minnesota) | 5,259.74 mi (8,464.74 km) |
