| Pontneddfechan to Romeoville (Illinois) | 3,836.60 mi (6,174.41 km) |
| Pontneddfechan to Romulus (Michigan) | 3,625.51 mi (5,834.69 km) |
| Pontneddfechan to Ronkonkoma (New York) | 3,274.18 mi (5,269.28 km) |
| Pontneddfechan to Roosevelt (New York) | 3,298.38 mi (5,308.23 km) |
| Pontneddfechan to Rosamond (California) | 5,269.89 mi (8,481.07 km) |
| Pontneddfechan to Rosaryville (Maryland) | 3,515.42 mi (5,657.52 km) |
| Pontneddfechan to Roscoe (Illinois) | 3,835.09 mi (6,171.98 km) |
| Pontneddfechan to Rose Hill (Virginia) | 3,526.12 mi (5,674.75 km) |
| Pontneddfechan to Roseburg (Oregon) | 4,954.25 mi (7,973.10 km) |
| Pontneddfechan to Rosedale (California) | 5,272.67 mi (8,485.54 km) |
| Pontneddfechan to Rosedale (Maryland) | 3,477.50 mi (5,596.50 km) |
| Pontneddfechan to Roselle (Illinois) | 3,820.08 mi (6,147.82 km) |
| Pontneddfechan to Roselle (New Jersey) | 3,327.35 mi (5,354.86 km) |
| Pontneddfechan to Roselle Park (New Jersey) | 3,327.09 mi (5,354.43 km) |
| Pontneddfechan to Rosemead (California) | 5,310.40 mi (8,546.26 km) |
