| Rockwall to Romeoville (Illinois) | 755.96 mi (1,216.59 km) |
| Rockwall to Romulus (Michigan) | 960.19 mi (1,545.27 km) |
| Rockwall to Ronkonkoma (New York) | 1,393.73 mi (2,243.00 km) |
| Rockwall to Roosevelt (New York) | 1,368.28 mi (2,202.03 km) |
| Rockwall to Rosamond (California) | 1,253.81 mi (2,017.82 km) |
| Rockwall to Rosaryville (Maryland) | 1,167.52 mi (1,878.93 km) |
| Rockwall to Roscoe (Illinois) | 771.72 mi (1,241.97 km) |
| Rockwall to Rose Hill (Virginia) | 1,153.16 mi (1,855.82 km) |
| Rockwall to Roseburg (Oregon) | 1,618.26 mi (2,604.33 km) |
| Rockwall to Rosedale (California) | 1,310.06 mi (2,108.33 km) |
| Rockwall to Rosedale (Maryland) | 1,193.96 mi (1,921.49 km) |
| Rockwall to Roselle (Illinois) | 775.05 mi (1,247.33 km) |
| Rockwall to Roselle (New Jersey) | 1,333.72 mi (2,146.42 km) |
| Rockwall to Roselle Park (New Jersey) | 1,333.63 mi (2,146.27 km) |
| Rockwall to Rosemead (California) | 1,247.41 mi (2,007.51 km) |
