| Opalenica to Flemalle-Haute | 485.48 mi (781.31 km) |
| Opalenica to Fleron | 475.96 mi (765.99 km) |
| Opalenica to Fleurus | 526.78 mi (847.77 km) |
| Opalenica to Florennes | 529.11 mi (851.53 km) |
| Opalenica to Fontaine-l'Eveque | 537.28 mi (864.67 km) |
| Opalenica to Forest | 528.78 mi (850.99 km) |
| Opalenica to Frameries | 555.23 mi (893.56 km) |
| Opalenica to Galmaarden | 545.01 mi (877.12 km) |
| Opalenica to Ganshoren | 528.11 mi (849.91 km) |
| Opalenica to Gavere | 554.24 mi (891.96 km) |
| Opalenica to Geel | 494.14 mi (795.25 km) |
| Opalenica to Gembloux | 518.72 mi (834.81 km) |
| Opalenica to Genappe | 527.77 mi (849.37 km) |
| Opalenica to Genk | 476.51 mi (766.88 km) |
| Opalenica to Gent | 549.70 mi (884.66 km) |
