| Westerville to Robbinsdale (Minnesota) | 628.02 mi (1,010.70 km) |
| Westerville to Robertsville (New Jersey) | 455.13 mi (732.46 km) |
| Westerville to Robinson (Texas) | 994.14 mi (1,599.92 km) |
| Westerville to Robstown (Texas) | 1,196.82 mi (1,926.09 km) |
| Westerville to Rochester (Michigan) | 177.35 mi (285.42 km) |
| Westerville to Rochester (Minnesota) | 558.56 mi (898.92 km) |
| Westerville to Rochester (New Hampshire) | 653.14 mi (1,051.13 km) |
| Westerville to Rochester (New York) | 345.20 mi (555.55 km) |
| Westerville to Rochester Hills (Michigan) | 175.95 mi (283.16 km) |
| Westerville to Rock Hill (South Carolina) | 372.83 mi (600.02 km) |
| Westerville to Rock Island (Illinois) | 411.24 mi (661.83 km) |
| Westerville to Rock Springs (Wyoming) | 1,372.76 mi (2,209.25 km) |
| Westerville to Rockford (Illinois) | 351.71 mi (566.03 km) |
| Westerville to Rockledge (Florida) | 824.98 mi (1,327.68 km) |
| Westerville to Rocklin (California) | 2,030.54 mi (3,267.84 km) |
