| Port Neches to Rivalta di Torino | 5,292.17 mi (8,516.92 km) |
| Port Neches to Rivarolo Canavese | 5,290.57 mi (8,514.35 km) |
| Port Neches to Rivoli | 5,290.93 mi (8,514.93 km) |
| Port Neches to Rocca di Papa | 5,632.12 mi (9,064.02 km) |
| Port Neches to Rocca Priora | 5,633.65 mi (9,066.49 km) |
| Port Neches to Roccapiemonte | 5,756.04 mi (9,263.46 km) |
| Port Neches to Roccastrada | 5,519.38 mi (8,882.59 km) |
| Port Neches to Romano di Lombardia | 5,369.63 mi (8,641.59 km) |
| Port Neches to Rome | 5,617.26 mi (9,040.11 km) |
| Port Neches to Roncade | 5,474.23 mi (8,809.92 km) |
| Port Neches to Ronchi dei Legionari | 5,512.15 mi (8,870.94 km) |
| Port Neches to Ronciglione | 5,590.90 mi (8,997.69 km) |
| Port Neches to Rosa | 5,445.88 mi (8,764.30 km) |
| Port Neches to Rosarno | 5,901.95 mi (9,498.27 km) |
| Port Neches to Rosignano Marittimo | 5,475.16 mi (8,811.41 km) |
