| Upper Grand Lagoon to Rockport (Texas) | 699.57 mi (1,125.85 km) |
| Upper Grand Lagoon to Rockville (Maryland) | 785.06 mi (1,263.43 km) |
| Upper Grand Lagoon to Rockville Centre (New York) | 993.17 mi (1,598.35 km) |
| Upper Grand Lagoon to Rockwall (Texas) | 657.50 mi (1,058.15 km) |
| Upper Grand Lagoon to Rocky Mount (North Carolina) | 609.29 mi (980.56 km) |
| Upper Grand Lagoon to Rocky Point (New York) | 1,032.89 mi (1,662.28 km) |
| Upper Grand Lagoon to Rocky River (Ohio) | 810.41 mi (1,304.22 km) |
| Upper Grand Lagoon to Roessleville (New York) | 1,088.53 mi (1,751.83 km) |
| Upper Grand Lagoon to Rogers (Arkansas) | 645.07 mi (1,038.13 km) |
| Upper Grand Lagoon to Rogers (Minnesota) | 1,121.28 mi (1,804.53 km) |
| Upper Grand Lagoon to Rohnert Park (California) | 2,169.06 mi (3,490.76 km) |
| Upper Grand Lagoon to Rolla (Missouri) | 637.97 mi (1,026.71 km) |
| Upper Grand Lagoon to Rolling Meadows (Illinois) | 832.33 mi (1,339.51 km) |
| Upper Grand Lagoon to Roma (Texas) | 847.03 mi (1,363.17 km) |
| Upper Grand Lagoon to Rome (Georgia) | 284.94 mi (458.56 km) |
