| Rancho San Diego to River Ridge (Louisiana) | 1,582.89 mi (2,547.41 km) |
| Rancho San Diego to Riverbank (California) | 411.19 mi (661.75 km) |
| Rancho San Diego to Riverdale (Georgia) | 1,873.39 mi (3,014.93 km) |
| Rancho San Diego to Riverdale (Illinois) | 1,714.18 mi (2,758.70 km) |
| Rancho San Diego to Riverside (California) | 85.74 mi (137.98 km) |
| Rancho San Diego to Riverside (Ohio) | 1,878.74 mi (3,023.54 km) |
| Rancho San Diego to Riverton (Utah) | 601.91 mi (968.67 km) |
| Rancho San Diego to Riverton (Wyoming) | 847.17 mi (1,363.40 km) |
| Rancho San Diego to Riverview (Florida) | 2,083.88 mi (3,353.68 km) |
| Rancho San Diego to Riverview (Michigan) | 1,945.43 mi (3,130.88 km) |
| Rancho San Diego to Riviera Beach (Florida) | 2,236.59 mi (3,599.44 km) |
| Rancho San Diego to Riviera Beach (Maryland) | 2,282.54 mi (3,673.40 km) |
| Rancho San Diego to Roanoke (Virginia) | 2,101.11 mi (3,381.41 km) |
| Rancho San Diego to Roanoke Rapids (North Carolina) | 2,232.42 mi (3,592.74 km) |
| Rancho San Diego to Robbinsdale (Minnesota) | 1,516.43 mi (2,440.45 km) |
