| Carbondale to Opwijk | 4,389.82 mi (7,064.74 km) |
| Carbondale to Ostend | 4,332.94 mi (6,973.19 km) |
| Carbondale to Oud-Heverlee | 4,412.74 mi (7,101.62 km) |
| Carbondale to Oud-Turnhout | 4,408.90 mi (7,095.44 km) |
| Carbondale to Oudenaarde | 4,371.16 mi (7,034.70 km) |
| Carbondale to Oudenburg | 4,337.39 mi (6,980.35 km) |
| Carbondale to Oupeye | 4,454.29 mi (7,168.48 km) |
| Carbondale to Overijse | 4,409.26 mi (7,096.03 km) |
| Carbondale to Overpelt | 4,428.66 mi (7,127.24 km) |
| Carbondale to Paal | 4,425.28 mi (7,121.80 km) |
| Carbondale to Peer | 4,432.85 mi (7,133.99 km) |
| Carbondale to Pepinster | 4,465.70 mi (7,186.85 km) |
| Carbondale to Peruwelz | 4,381.27 mi (7,050.98 km) |
| Carbondale to Perwez | 4,425.35 mi (7,121.91 km) |
| Carbondale to Philippeville | 4,429.17 mi (7,128.06 km) |
