| Port Neches to Rheinbach | 5,084.94 mi (8,183.43 km) |
| Port Neches to Rheinberg | 5,042.53 mi (8,115.17 km) |
| Port Neches to Rheine | 5,050.78 mi (8,128.45 km) |
| Port Neches to Rheinfelden (Baden) | 5,218.82 mi (8,398.87 km) |
| Port Neches to Ribnitz-Damgarten | 5,166.90 mi (8,315.33 km) |
| Port Neches to Richterich | 5,044.88 mi (8,118.95 km) |
| Port Neches to Riedlingen | 5,266.64 mi (8,475.84 km) |
| Port Neches to Riegelsberg | 5,127.47 mi (8,251.86 km) |
| Port Neches to Rielasingen-Worblingen | 5,255.58 mi (8,458.04 km) |
| Port Neches to Riesa | 5,301.72 mi (8,532.29 km) |
| Port Neches to Rietberg | 5,103.96 mi (8,214.03 km) |
| Port Neches to Rinteln | 5,115.35 mi (8,232.36 km) |
| Port Neches to Ritterhude | 5,070.74 mi (8,160.56 km) |
| Port Neches to Rodenbach | 5,181.57 mi (8,338.93 km) |
| Port Neches to Rodental | 5,255.03 mi (8,457.16 km) |
