| Watford to Robertsville (New Jersey) | 3,475.06 mi (5,592.56 km) |
| Watford to Robinson (Texas) | 4,814.54 mi (7,748.25 km) |
| Watford to Robstown (Texas) | 5,027.85 mi (8,091.54 km) |
| Watford to Rochester (Michigan) | 3,722.67 mi (5,991.06 km) |
| Watford to Rochester (Minnesota) | 4,012.85 mi (6,458.06 km) |
| Watford to Rochester (New Hampshire) | 3,214.93 mi (5,173.92 km) |
| Watford to Rochester (New York) | 3,486.26 mi (5,610.59 km) |
| Watford to Rochester Hills (Michigan) | 3,725.07 mi (5,994.92 km) |
| Watford to Rock Hill (South Carolina) | 3,997.66 mi (6,433.62 km) |
| Watford to Rock Island (Illinois) | 4,063.46 mi (6,539.51 km) |
| Watford to Rock Springs (Wyoming) | 4,713.98 mi (7,586.42 km) |
| Watford to Rockford (Illinois) | 3,969.11 mi (6,387.67 km) |
| Watford to Rockledge (Florida) | 4,309.59 mi (6,935.61 km) |
| Watford to Rocklin (California) | 5,244.29 mi (8,439.87 km) |
| Watford to Rockport (Texas) | 4,991.91 mi (8,033.71 km) |
