| Sundsvall to Opwijk | 930.13 mi (1,496.91 km) |
| Sundsvall to Ostend | 940.18 mi (1,513.07 km) |
| Sundsvall to Oud-Heverlee | 929.03 mi (1,495.14 km) |
| Sundsvall to Oud-Turnhout | 892.99 mi (1,437.13 km) |
| Sundsvall to Oudenaarde | 948.93 mi (1,527.16 km) |
| Sundsvall to Oudenburg | 941.04 mi (1,514.46 km) |
| Sundsvall to Oupeye | 918.86 mi (1,478.76 km) |
| Sundsvall to Overijse | 934.69 mi (1,504.23 km) |
| Sundsvall to Overpelt | 891.06 mi (1,434.02 km) |
| Sundsvall to Paal | 906.67 mi (1,459.15 km) |
| Sundsvall to Peer | 895.62 mi (1,441.36 km) |
| Sundsvall to Pepinster | 924.74 mi (1,488.23 km) |
| Sundsvall to Peruwelz | 969.74 mi (1,560.64 km) |
| Sundsvall to Perwez | 939.27 mi (1,511.62 km) |
| Sundsvall to Philippeville | 970.76 mi (1,562.29 km) |
