| Oconomowoc to Romeoville (Illinois) | 103.40 mi (166.41 km) |
| Oconomowoc to Romulus (Michigan) | 267.48 mi (430.46 km) |
| Oconomowoc to Ronkonkoma (New York) | 804.36 mi (1,294.49 km) |
| Oconomowoc to Roosevelt (New York) | 783.83 mi (1,261.46 km) |
| Oconomowoc to Rosamond (California) | 1,683.97 mi (2,710.09 km) |
| Oconomowoc to Rosaryville (Maryland) | 677.81 mi (1,090.83 km) |
| Oconomowoc to Roscoe (Illinois) | 53.36 mi (85.88 km) |
| Oconomowoc to Rose Hill (Virginia) | 663.98 mi (1,068.58 km) |
| Oconomowoc to Roseburg (Oregon) | 1,743.88 mi (2,806.50 km) |
| Oconomowoc to Rosedale (California) | 1,716.37 mi (2,762.24 km) |
| Oconomowoc to Rosedale (Maryland) | 674.55 mi (1,085.59 km) |
| Oconomowoc to Roselle (Illinois) | 80.05 mi (128.82 km) |
| Oconomowoc to Roselle (New Jersey) | 750.59 mi (1,207.95 km) |
| Oconomowoc to Roselle Park (New Jersey) | 749.99 mi (1,206.99 km) |
| Oconomowoc to Rosemead (California) | 1,704.46 mi (2,743.07 km) |
