| Guyancourt to Nowy Sacz | 840.72 mi (1,353.01 km) |
| Guyancourt to Nowy Targ | 810.89 mi (1,304.99 km) |
| Guyancourt to Nowy Tomysl | 662.78 mi (1,066.65 km) |
| Guyancourt to Nysa | 691.80 mi (1,113.34 km) |
| Guyancourt to Oborniki | 696.88 mi (1,121.51 km) |
| Guyancourt to Oborniki Slaskie | 679.51 mi (1,093.57 km) |
| Guyancourt to Olawa | 693.21 mi (1,115.61 km) |
| Guyancourt to Olecko | 948.27 mi (1,526.10 km) |
| Guyancourt to Olesnica | 699.11 mi (1,125.10 km) |
| Guyancourt to Olesno | 741.22 mi (1,192.88 km) |
| Guyancourt to Olkusz | 789.49 mi (1,270.55 km) |
| Guyancourt to Olsztyn | 864.27 mi (1,390.90 km) |
| Guyancourt to Opalenica | 674.01 mi (1,084.71 km) |
| Guyancourt to Opoczno | 825.14 mi (1,327.93 km) |
| Guyancourt to Opole | 719.00 mi (1,157.12 km) |
