| Owings Mills to Roy (Utah) | 1,849.38 mi (2,976.30 km) |
| Owings Mills to Royal Kunia (Hawaii) | 4,839.77 mi (7,788.85 km) |
| Owings Mills to Royal Oak (Michigan) | 394.79 mi (635.36 km) |
| Owings Mills to Royal Palm Beach (Florida) | 900.03 mi (1,448.46 km) |
| Owings Mills to Royse City (Texas) | 1,172.97 mi (1,887.72 km) |
| Owings Mills to Ruskin (Florida) | 870.77 mi (1,401.37 km) |
| Owings Mills to Russellville (Alabama) | 691.75 mi (1,113.26 km) |
| Owings Mills to Russellville (Arkansas) | 940.72 mi (1,513.94 km) |
| Owings Mills to Ruston (Louisiana) | 1,003.36 mi (1,614.75 km) |
| Owings Mills to Rutherford (New Jersey) | 172.07 mi (276.91 km) |
| Owings Mills to Rutland (Vermont) | 350.68 mi (564.36 km) |
| Owings Mills to Sabana Grande (Puerto Rico) | 1,586.80 mi (2,553.71 km) |
| Owings Mills to Sachse (Texas) | 1,186.52 mi (1,909.52 km) |
| Owings Mills to Saco (Maine) | 434.13 mi (698.66 km) |
| Owings Mills to Sacramento (California) | 2,375.08 mi (3,822.32 km) |
