| Oslo to Rosemont (California) | 5,109.83 mi (8,223.48 km) |
| Oslo to Rosemount (Minnesota) | 4,034.21 mi (6,492.43 km) |
| Oslo to Rosenberg (Texas) | 5,002.37 mi (8,050.54 km) |
| Oslo to Roseville (California) | 5,094.92 mi (8,199.47 km) |
| Oslo to Roseville (Michigan) | 3,860.80 mi (6,213.36 km) |
| Oslo to Roseville (Minnesota) | 4,021.45 mi (6,471.90 km) |
| Oslo to Rossmoor (California) | 5,340.17 mi (8,594.18 km) |
| Oslo to Rossville (Maryland) | 3,829.22 mi (6,162.54 km) |
| Oslo to Roswell (Georgia) | 4,381.73 mi (7,051.72 km) |
| Oslo to Roswell (New Mexico) | 5,023.52 mi (8,084.57 km) |
| Oslo to Round Lake (Illinois) | 4,026.38 mi (6,479.83 km) |
| Oslo to Round Lake Beach (Illinois) | 4,023.64 mi (6,475.43 km) |
| Oslo to Round Rock (Texas) | 4,998.99 mi (8,045.09 km) |
| Oslo to Rowland Heights (California) | 5,324.25 mi (8,568.55 km) |
| Oslo to Rowlett (Texas) | 4,823.43 mi (7,762.57 km) |
