| National City to Rancho Cordova (California) | 470.07 mi (756.50 km) |
| National City to Rancho Cucamonga (California) | 104.39 mi (167.99 km) |
| National City to Rancho Mirage (California) | 85.22 mi (137.14 km) |
| National City to Rancho Palos Verdes (California) | 104.98 mi (168.94 km) |
| National City to Rancho San Diego (California) | 12.36 mi (19.89 km) |
| National City to Rancho Santa Margarita (California) | 72.78 mi (117.13 km) |
| National City to Randallstown (Maryland) | 2,279.59 mi (3,668.65 km) |
| National City to Rantoul (Illinois) | 1,683.42 mi (2,709.20 km) |
| National City to Rapid City (South Dakota) | 1,086.19 mi (1,748.06 km) |
| National City to Ravenna (Ohio) | 2,049.78 mi (3,298.80 km) |
| National City to Raymondville (Texas) | 1,235.03 mi (1,987.60 km) |
| National City to Raymore (Missouri) | 1,334.54 mi (2,147.73 km) |
| National City to Raytown (Missouri) | 1,336.95 mi (2,151.61 km) |
| National City to Reading (Ohio) | 1,871.57 mi (3,012.01 km) |
| National City to Reading (Pennsylvania) | 2,325.36 mi (3,742.31 km) |
