| Westerville to Rosemead (California) | 1,968.93 mi (3,168.68 km) |
| Westerville to Rosemont (California) | 2,040.77 mi (3,284.30 km) |
| Westerville to Rosemount (Minnesota) | 607.30 mi (977.35 km) |
| Westerville to Rosenberg (Texas) | 1,032.02 mi (1,660.87 km) |
| Westerville to Roseville (California) | 2,034.88 mi (3,274.83 km) |
| Westerville to Roseville (Michigan) | 164.67 mi (265.01 km) |
| Westerville to Roseville (Minnesota) | 620.05 mi (997.87 km) |
| Westerville to Rossmoor (California) | 1,976.35 mi (3,180.62 km) |
| Westerville to Rossville (Maryland) | 346.37 mi (557.44 km) |
| Westerville to Roswell (Georgia) | 427.74 mi (688.38 km) |
| Westerville to Roswell (New Mexico) | 1,279.90 mi (2,059.80 km) |
| Westerville to Round Lake (Illinois) | 309.91 mi (498.75 km) |
| Westerville to Round Lake Beach (Illinois) | 309.95 mi (498.82 km) |
| Westerville to Round Rock (Texas) | 1,060.70 mi (1,707.03 km) |
| Westerville to Rowland Heights (California) | 1,961.43 mi (3,156.62 km) |
