| Morro Bay to River Ridge (Louisiana) | 1,812.67 mi (2,917.22 km) |
| Morro Bay to Riverbank (California) | 162.99 mi (262.31 km) |
| Morro Bay to Riverdale (Georgia) | 2,067.73 mi (3,327.69 km) |
| Morro Bay to Riverdale (Illinois) | 1,835.11 mi (2,953.32 km) |
| Morro Bay to Riverside (California) | 219.72 mi (353.61 km) |
| Morro Bay to Riverside (Ohio) | 2,019.78 mi (3,250.53 km) |
| Morro Bay to Riverton (Utah) | 600.27 mi (966.04 km) |
| Morro Bay to Riverton (Wyoming) | 849.47 mi (1,367.09 km) |
| Morro Bay to Riverview (Florida) | 2,312.35 mi (3,721.37 km) |
| Morro Bay to Riverview (Michigan) | 2,064.42 mi (3,322.37 km) |
| Morro Bay to Riviera Beach (Florida) | 2,466.50 mi (3,969.44 km) |
| Morro Bay to Riviera Beach (Maryland) | 2,427.05 mi (3,905.96 km) |
| Morro Bay to Roanoke (Virginia) | 2,262.34 mi (3,640.89 km) |
| Morro Bay to Roanoke Rapids (North Carolina) | 2,398.25 mi (3,859.61 km) |
| Morro Bay to Robbinsdale (Minnesota) | 1,587.81 mi (2,555.34 km) |
