| Owings Mills to Rancho Cordova (California) | 2,363.75 mi (3,804.08 km) |
| Owings Mills to Rancho Cucamonga (California) | 2,266.71 mi (3,647.92 km) |
| Owings Mills to Rancho Mirage (California) | 2,215.15 mi (3,564.93 km) |
| Owings Mills to Rancho Palos Verdes (California) | 2,318.57 mi (3,731.38 km) |
| Owings Mills to Rancho San Diego (California) | 2,267.95 mi (3,649.91 km) |
| Owings Mills to Rancho Santa Margarita (California) | 2,281.02 mi (3,670.95 km) |
| Owings Mills to Randallstown (Maryland) | 2.77 mi (4.46 km) |
| Owings Mills to Rantoul (Illinois) | 605.43 mi (974.35 km) |
| Owings Mills to Rapid City (South Dakota) | 1,393.55 mi (2,242.71 km) |
| Owings Mills to Ravenna (Ohio) | 263.86 mi (424.64 km) |
| Owings Mills to Raymondville (Texas) | 1,503.41 mi (2,419.51 km) |
| Owings Mills to Raymore (Missouri) | 946.62 mi (1,523.44 km) |
| Owings Mills to Raytown (Missouri) | 945.15 mi (1,521.07 km) |
| Owings Mills to Reading (Ohio) | 408.57 mi (657.54 km) |
| Owings Mills to Reading (Pennsylvania) | 78.85 mi (126.90 km) |
