| Westerville to Rockport (Texas) | 1,160.78 mi (1,868.09 km) |
| Westerville to Rockville (Maryland) | 315.18 mi (507.23 km) |
| Westerville to Rockville Centre (New York) | 489.67 mi (788.04 km) |
| Westerville to Rockwall (Texas) | 899.09 mi (1,446.94 km) |
| Westerville to Rocky Mount (North Carolina) | 399.81 mi (643.43 km) |
| Westerville to Rocky Point (New York) | 527.04 mi (848.19 km) |
| Westerville to Rocky River (Ohio) | 108.50 mi (174.62 km) |
| Westerville to Roessleville (New York) | 504.81 mi (812.42 km) |
| Westerville to Rogers (Arkansas) | 663.39 mi (1,067.62 km) |
| Westerville to Rogers (Minnesota) | 643.85 mi (1,036.18 km) |
| Westerville to Rohnert Park (California) | 2,114.37 mi (3,402.75 km) |
| Westerville to Rolla (Missouri) | 497.46 mi (800.58 km) |
| Westerville to Rolling Meadows (Illinois) | 297.91 mi (479.44 km) |
| Westerville to Roma (Texas) | 1,322.58 mi (2,128.49 km) |
| Westerville to Rome (Georgia) | 423.47 mi (681.50 km) |
