| National City to River Ridge (Louisiana) | 1,593.31 mi (2,564.18 km) |
| National City to Riverbank (California) | 411.47 mi (662.20 km) |
| National City to Riverdale (Georgia) | 1,884.84 mi (3,033.36 km) |
| National City to Riverdale (Illinois) | 1,726.52 mi (2,778.56 km) |
| National City to Riverside (California) | 89.59 mi (144.18 km) |
| National City to Riverside (Ohio) | 1,890.97 mi (3,043.21 km) |
| National City to Riverton (Utah) | 612.48 mi (985.68 km) |
| National City to Riverton (Wyoming) | 858.24 mi (1,381.21 km) |
| National City to Riverview (Florida) | 2,094.26 mi (3,370.38 km) |
| National City to Riverview (Michigan) | 1,957.77 mi (3,150.73 km) |
| National City to Riviera Beach (Florida) | 2,246.89 mi (3,616.01 km) |
| National City to Riviera Beach (Maryland) | 2,294.72 mi (3,692.99 km) |
| National City to Roanoke (Virginia) | 2,113.12 mi (3,400.73 km) |
| National City to Roanoke Rapids (North Carolina) | 2,244.36 mi (3,611.94 km) |
| National City to Robbinsdale (Minnesota) | 1,528.66 mi (2,460.15 km) |
