| Gary to Rancho Cordova (California) | 1,792.86 mi (2,885.33 km) |
| Gary to Rancho Cucamonga (California) | 1,717.21 mi (2,763.59 km) |
| Gary to Rancho Mirage (California) | 1,670.26 mi (2,688.02 km) |
| Gary to Rancho Palos Verdes (California) | 1,769.47 mi (2,847.69 km) |
| Gary to Rancho San Diego (California) | 1,728.12 mi (2,781.14 km) |
| Gary to Rancho Santa Margarita (California) | 1,734.25 mi (2,791.01 km) |
| Gary to Randallstown (Maryland) | 574.55 mi (924.65 km) |
| Gary to Rantoul (Illinois) | 98.43 mi (158.41 km) |
| Gary to Rapid City (South Dakota) | 820.97 mi (1,321.23 km) |
| Gary to Ravenna (Ohio) | 317.85 mi (511.53 km) |
| Gary to Raymondville (Texas) | 1,200.83 mi (1,932.55 km) |
| Gary to Raymore (Missouri) | 421.63 mi (678.55 km) |
| Gary to Raytown (Missouri) | 415.57 mi (668.79 km) |
| Gary to Reading (Ohio) | 224.10 mi (360.66 km) |
| Gary to Reading (Pennsylvania) | 601.62 mi (968.21 km) |
