| Irmo to Chaudfontaine | 4,316.20 mi (6,946.26 km) |
| Irmo to Chaumont-Gistoux | 4,275.29 mi (6,880.42 km) |
| Irmo to Chimay | 4,275.08 mi (6,880.08 km) |
| Irmo to Ciney | 4,301.35 mi (6,922.36 km) |
| Irmo to Colfontaine | 4,247.25 mi (6,835.28 km) |
| Irmo to Courcelles | 4,267.64 mi (6,868.10 km) |
| Irmo to Court-Saint-Etienne | 4,271.26 mi (6,873.94 km) |
| Irmo to Couvin | 4,282.00 mi (6,891.21 km) |
| Irmo to Damme | 4,204.23 mi (6,766.05 km) |
| Irmo to De Haan | 4,193.51 mi (6,748.80 km) |
| Irmo to De Panne | 4,179.27 mi (6,725.89 km) |
| Irmo to De Pinte | 4,224.98 mi (6,799.45 km) |
| Irmo to Deerlijk | 4,216.22 mi (6,785.34 km) |
| Irmo to Deinze | 4,220.59 mi (6,792.38 km) |
| Irmo to Denderleeuw | 4,245.46 mi (6,832.41 km) |
