| Slovenj Gradec to Rockville (Maryland) | 4,429.97 mi (7,129.34 km) |
| Slovenj Gradec to Rockville Centre (New York) | 4,216.41 mi (6,785.65 km) |
| Slovenj Gradec to Rockwall (Texas) | 5,492.47 mi (8,839.28 km) |
| Slovenj Gradec to Rocky Mount (North Carolina) | 4,597.55 mi (7,399.04 km) |
| Slovenj Gradec to Rocky Point (New York) | 4,175.92 mi (6,720.50 km) |
| Slovenj Gradec to Rocky River (Ohio) | 4,510.33 mi (7,258.68 km) |
| Slovenj Gradec to Roessleville (New York) | 4,136.94 mi (6,657.76 km) |
| Slovenj Gradec to Rogers (Arkansas) | 5,230.34 mi (8,417.42 km) |
| Slovenj Gradec to Rogers (Minnesota) | 4,762.70 mi (7,664.82 km) |
| Slovenj Gradec to Rohnert Park (California) | 6,018.72 mi (9,686.19 km) |
| Slovenj Gradec to Rolla (Missouri) | 5,058.24 mi (8,140.45 km) |
| Slovenj Gradec to Rolling Meadows (Illinois) | 4,716.62 mi (7,590.66 km) |
| Slovenj Gradec to Roma (Texas) | 5,936.19 mi (9,553.38 km) |
| Slovenj Gradec to Rome (Georgia) | 4,982.63 mi (8,018.77 km) |
| Slovenj Gradec to Rome (New York) | 4,182.62 mi (6,731.27 km) |
