| Ilkeston to Opole | 834.45 mi (1,342.92 km) |
| Ilkeston to Orzesze | 880.26 mi (1,416.65 km) |
| Ilkeston to Osowa | 812.59 mi (1,307.73 km) |
| Ilkeston to Ostroda | 875.94 mi (1,409.69 km) |
| Ilkeston to Ostroleka | 946.76 mi (1,523.67 km) |
| Ilkeston to Ostrow Mazowiecka | 963.46 mi (1,550.54 km) |
| Ilkeston to Ostrow Wielkopolski | 810.60 mi (1,304.54 km) |
| Ilkeston to Ostrowiec Swietokrzyski | 973.02 mi (1,565.93 km) |
| Ilkeston to Ostrzeszow | 819.50 mi (1,318.86 km) |
| Ilkeston to Oswiecim | 902.54 mi (1,452.50 km) |
| Ilkeston to Otwock | 946.52 mi (1,523.28 km) |
| Ilkeston to Ozarow Mazowiecki | 925.73 mi (1,489.81 km) |
| Ilkeston to Ozimek | 845.93 mi (1,361.40 km) |
| Ilkeston to Ozorkow | 866.52 mi (1,394.54 km) |
| Ilkeston to Pabianice | 875.76 mi (1,409.40 km) |
