| Upper Grand Lagoon to Rosemead (California) | 1,903.68 mi (3,063.67 km) |
| Upper Grand Lagoon to Rosemont (California) | 2,097.77 mi (3,376.04 km) |
| Upper Grand Lagoon to Rosemount (Minnesota) | 1,083.24 mi (1,743.30 km) |
| Upper Grand Lagoon to Rosenberg (Texas) | 605.45 mi (974.37 km) |
| Upper Grand Lagoon to Roseville (California) | 2,097.28 mi (3,375.24 km) |
| Upper Grand Lagoon to Roseville (Michigan) | 866.52 mi (1,394.53 km) |
| Upper Grand Lagoon to Roseville (Minnesota) | 1,101.97 mi (1,773.45 km) |
| Upper Grand Lagoon to Rossmoor (California) | 1,903.95 mi (3,064.11 km) |
| Upper Grand Lagoon to Rossville (Maryland) | 823.34 mi (1,325.03 km) |
| Upper Grand Lagoon to Roswell (Georgia) | 279.48 mi (449.78 km) |
| Upper Grand Lagoon to Roswell (New Mexico) | 1,123.98 mi (1,808.87 km) |
| Upper Grand Lagoon to Round Lake (Illinois) | 851.33 mi (1,370.09 km) |
| Upper Grand Lagoon to Round Lake Beach (Illinois) | 853.55 mi (1,373.66 km) |
| Upper Grand Lagoon to Round Rock (Texas) | 711.05 mi (1,144.32 km) |
| Upper Grand Lagoon to Rowland Heights (California) | 1,892.84 mi (3,046.24 km) |
