| Oulu to Zottegem | 1,246.63 mi (2,006.26 km) |
| Oulu to Zulte | 1,251.75 mi (2,014.50 km) |
| Oulu to Zwevegem | 1,260.91 mi (2,029.24 km) |
| Oulu to Zwijndrecht | 1,214.07 mi (1,953.85 km) |
| Oulu to Asenovgrad | 1,589.15 mi (2,557.49 km) |
| Oulu to Aytos | 1,543.32 mi (2,483.73 km) |
| Oulu to Balchik | 1,495.17 mi (2,406.24 km) |
| Oulu to Bankya | 1,544.46 mi (2,485.56 km) |
| Oulu to Bansko | 1,603.18 mi (2,580.07 km) |
| Oulu to Berkovitsa | 1,507.69 mi (2,426.39 km) |
| Oulu to Blagoevgrad | 1,592.05 mi (2,562.16 km) |
| Oulu to Botevgrad | 1,528.83 mi (2,460.42 km) |
| Oulu to Burgas | 1,557.33 mi (2,506.28 km) |
| Oulu to Byala Slatina | 1,489.98 mi (2,397.89 km) |
| Oulu to Chirpan | 1,576.33 mi (2,536.86 km) |
