| Irthlingborough to Buhusi | 1,276.33 mi (2,054.05 km) |
| Irthlingborough to Bumbesti-Jiu | 1,192.12 mi (1,918.53 km) |
| Irthlingborough to Busteni | 1,272.14 mi (2,047.32 km) |
| Irthlingborough to Buzau | 1,334.67 mi (2,147.94 km) |
| Irthlingborough to Cajvana | 1,215.01 mi (1,955.37 km) |
| Irthlingborough to Calafat | 1,221.98 mi (1,966.58 km) |
| Irthlingborough to Calan | 1,156.22 mi (1,860.76 km) |
| Irthlingborough to Calarasi | 1,391.42 mi (2,239.27 km) |
| Irthlingborough to Campia Turzii | 1,163.84 mi (1,873.01 km) |
| Irthlingborough to Campina | 1,290.78 mi (2,077.31 km) |
| Irthlingborough to Campulung | 1,257.11 mi (2,023.12 km) |
| Irthlingborough to Campulung Moldovenesc | 1,202.57 mi (1,935.36 km) |
| Irthlingborough to Caracal | 1,272.79 mi (2,048.35 km) |
| Irthlingborough to Caransebes | 1,135.74 mi (1,827.80 km) |
| Irthlingborough to Carei | 1,068.65 mi (1,719.83 km) |
