| Tromso to Opwijk | 1,379.41 mi (2,219.94 km) |
| Tromso to Ostend | 1,376.99 mi (2,216.04 km) |
| Tromso to Oud-Heverlee | 1,382.96 mi (2,225.65 km) |
| Tromso to Oud-Turnhout | 1,347.18 mi (2,168.07 km) |
| Tromso to Oudenaarde | 1,393.86 mi (2,243.21 km) |
| Tromso to Oudenburg | 1,378.83 mi (2,219.01 km) |
| Tromso to Oupeye | 1,381.01 mi (2,222.53 km) |
| Tromso to Overijse | 1,387.76 mi (2,233.39 km) |
| Tromso to Overpelt | 1,349.25 mi (2,171.40 km) |
| Tromso to Paal | 1,363.72 mi (2,194.69 km) |
| Tromso to Peer | 1,354.48 mi (2,179.83 km) |
| Tromso to Pepinster | 1,388.77 mi (2,235.01 km) |
| Tromso to Peruwelz | 1,416.27 mi (2,279.26 km) |
| Tromso to Perwez | 1,395.35 mi (2,245.60 km) |
| Tromso to Philippeville | 1,426.62 mi (2,295.93 km) |
