| Irthlingborough to Plombieres | 302.66 mi (487.09 km) |
| Irthlingborough to Pont-a-Celles | 248.20 mi (399.45 km) |
| Irthlingborough to Poperinge | 175.64 mi (282.66 km) |
| Irthlingborough to Profondeville | 272.11 mi (437.92 km) |
| Irthlingborough to Putte | 241.32 mi (388.37 km) |
| Irthlingborough to Puurs | 226.57 mi (364.63 km) |
| Irthlingborough to Quaregnon | 233.18 mi (375.27 km) |
| Irthlingborough to Raeren | 310.73 mi (500.08 km) |
| Irthlingborough to Ranst | 234.03 mi (376.63 km) |
| Irthlingborough to Ravels | 248.52 mi (399.96 km) |
| Irthlingborough to Retie | 253.43 mi (407.85 km) |
| Irthlingborough to Riemst | 286.64 mi (461.30 km) |
| Irthlingborough to Rijkevorsel | 239.31 mi (385.13 km) |
| Irthlingborough to Rixensart | 247.52 mi (398.34 km) |
| Irthlingborough to Rochefort | 292.81 mi (471.24 km) |
