| San Gwann to Robertsville (New Jersey) | 4,620.01 mi (7,435.19 km) |
| San Gwann to Robinson (Texas) | 6,013.77 mi (9,678.22 km) |
| San Gwann to Robstown (Texas) | 6,205.08 mi (9,986.11 km) |
| San Gwann to Rochester (Michigan) | 4,933.43 mi (7,939.59 km) |
| San Gwann to Rochester (Minnesota) | 5,268.48 mi (8,478.80 km) |
| San Gwann to Rochester (New Hampshire) | 4,375.39 mi (7,041.52 km) |
| San Gwann to Rochester (New York) | 4,676.75 mi (7,526.50 km) |
| San Gwann to Rochester Hills (Michigan) | 4,935.81 mi (7,943.43 km) |
| San Gwann to Rock Hill (South Carolina) | 5,126.86 mi (8,250.88 km) |
| San Gwann to Rock Island (Illinois) | 5,296.83 mi (8,524.42 km) |
| San Gwann to Rock Springs (Wyoming) | 6,007.39 mi (9,667.96 km) |
| San Gwann to Rockford (Illinois) | 5,201.54 mi (8,371.06 km) |
| San Gwann to Rockledge (Florida) | 5,366.91 mi (8,637.20 km) |
| San Gwann to Rocklin (California) | 6,552.75 mi (10,545.63 km) |
| San Gwann to Rockport (Texas) | 6,166.97 mi (9,924.78 km) |
