| Hammond to Romeoville (Illinois) | 31.46 mi (50.63 km) |
| Hammond to Romulus (Michigan) | 216.15 mi (347.85 km) |
| Hammond to Ronkonkoma (New York) | 747.98 mi (1,203.76 km) |
| Hammond to Roosevelt (New York) | 725.66 mi (1,167.84 km) |
| Hammond to Rosamond (California) | 1,721.17 mi (2,769.95 km) |
| Hammond to Rosaryville (Maryland) | 595.81 mi (958.86 km) |
| Hammond to Roscoe (Illinois) | 95.86 mi (154.28 km) |
| Hammond to Rose Hill (Virginia) | 581.27 mi (935.47 km) |
| Hammond to Roseburg (Oregon) | 1,818.47 mi (2,926.54 km) |
| Hammond to Rosedale (California) | 1,757.26 mi (2,828.04 km) |
| Hammond to Rosedale (Maryland) | 598.07 mi (962.50 km) |
| Hammond to Roselle (Illinois) | 39.66 mi (63.82 km) |
| Hammond to Roselle (New Jersey) | 691.05 mi (1,112.14 km) |
| Hammond to Roselle Park (New Jersey) | 690.56 mi (1,111.34 km) |
| Hammond to Rosemead (California) | 1,738.22 mi (2,797.40 km) |
