| Houthulst to Romeoville (Illinois) | 4,111.20 mi (6,616.34 km) |
| Houthulst to Romulus (Michigan) | 3,903.21 mi (6,281.60 km) |
| Houthulst to Ronkonkoma (New York) | 3,559.01 mi (5,727.67 km) |
| Houthulst to Roosevelt (New York) | 3,583.11 mi (5,766.46 km) |
| Houthulst to Rosamond (California) | 5,514.89 mi (8,875.36 km) |
| Houthulst to Rosaryville (Maryland) | 3,800.06 mi (6,115.61 km) |
| Houthulst to Roscoe (Illinois) | 4,107.83 mi (6,610.91 km) |
| Houthulst to Rose Hill (Virginia) | 3,810.64 mi (6,132.63 km) |
| Houthulst to Roseburg (Oregon) | 5,175.40 mi (8,329.00 km) |
| Houthulst to Rosedale (California) | 5,515.06 mi (8,875.63 km) |
| Houthulst to Rosedale (Maryland) | 3,761.93 mi (6,054.23 km) |
| Houthulst to Roselle (Illinois) | 4,094.24 mi (6,589.05 km) |
| Houthulst to Roselle (New Jersey) | 3,611.83 mi (5,812.69 km) |
| Houthulst to Roselle Park (New Jersey) | 3,611.56 mi (5,812.24 km) |
| Houthulst to Rosemead (California) | 5,556.82 mi (8,942.84 km) |
