| Castelo Branco to Robertsville (New Jersey) | 3,442.22 mi (5,539.72 km) |
| Castelo Branco to Robinson (Texas) | 4,851.59 mi (7,807.88 km) |
| Castelo Branco to Robstown (Texas) | 5,026.39 mi (8,089.19 km) |
| Castelo Branco to Rochester (Michigan) | 3,796.34 mi (6,109.61 km) |
| Castelo Branco to Rochester (Minnesota) | 4,176.20 mi (6,720.94 km) |
| Castelo Branco to Rochester (New Hampshire) | 3,210.63 mi (5,167.01 km) |
| Castelo Branco to Rochester (New York) | 3,527.36 mi (5,676.73 km) |
| Castelo Branco to Rochester Hills (Michigan) | 3,798.66 mi (6,113.35 km) |
| Castelo Branco to Rock Hill (South Carolina) | 3,935.12 mi (6,332.96 km) |
| Castelo Branco to Rock Island (Illinois) | 4,175.88 mi (6,720.42 km) |
| Castelo Branco to Rock Springs (Wyoming) | 4,977.29 mi (8,010.18 km) |
| Castelo Branco to Rockford (Illinois) | 4,081.22 mi (6,568.09 km) |
| Castelo Branco to Rockledge (Florida) | 4,151.08 mi (6,680.52 km) |
| Castelo Branco to Rocklin (California) | 5,581.26 mi (8,982.17 km) |
| Castelo Branco to Rockport (Texas) | 4,987.41 mi (8,026.46 km) |
