| Cluj-Napoca to Rockville (Maryland) | 4,759.42 mi (7,659.55 km) |
| Cluj-Napoca to Rockville Centre (New York) | 4,548.43 mi (7,319.99 km) |
| Cluj-Napoca to Rockwall (Texas) | 5,789.06 mi (9,316.60 km) |
| Cluj-Napoca to Rocky Mount (North Carolina) | 4,935.33 mi (7,942.65 km) |
| Cluj-Napoca to Rocky Point (New York) | 4,508.54 mi (7,255.79 km) |
| Cluj-Napoca to Rocky River (Ohio) | 4,820.27 mi (7,757.48 km) |
| Cluj-Napoca to Roessleville (New York) | 4,461.40 mi (7,179.94 km) |
| Cluj-Napoca to Rogers (Arkansas) | 5,523.50 mi (8,889.22 km) |
| Cluj-Napoca to Rogers (Minnesota) | 5,026.85 mi (8,089.93 km) |
| Cluj-Napoca to Rohnert Park (California) | 6,197.75 mi (9,974.32 km) |
| Cluj-Napoca to Rolla (Missouri) | 5,353.30 mi (8,615.30 km) |
| Cluj-Napoca to Rolling Meadows (Illinois) | 5,008.14 mi (8,059.82 km) |
| Cluj-Napoca to Roma (Texas) | 6,243.24 mi (10,047.52 km) |
| Cluj-Napoca to Rome (Georgia) | 5,307.51 mi (8,541.61 km) |
| Cluj-Napoca to Rome (New York) | 4,501.33 mi (7,244.20 km) |
