| Islington to Opole | 782.80 mi (1,259.80 km) |
| Islington to Orzesze | 825.74 mi (1,328.89 km) |
| Islington to Osowa | 795.25 mi (1,279.83 km) |
| Islington to Ostroda | 851.89 mi (1,370.99 km) |
| Islington to Ostroleka | 917.93 mi (1,477.27 km) |
| Islington to Ostrow Mazowiecka | 932.70 mi (1,501.03 km) |
| Islington to Ostrow Wielkopolski | 767.20 mi (1,234.68 km) |
| Islington to Ostrowiec Swietokrzyski | 927.76 mi (1,493.09 km) |
| Islington to Ostrzeszow | 774.17 mi (1,245.91 km) |
| Islington to Oswiecim | 847.89 mi (1,364.55 km) |
| Islington to Otwock | 910.01 mi (1,464.52 km) |
| Islington to Ozarow Mazowiecki | 889.65 mi (1,431.75 km) |
| Islington to Ozimek | 794.72 mi (1,278.98 km) |
| Islington to Ozorkow | 827.20 mi (1,331.25 km) |
| Islington to Pabianice | 833.89 mi (1,342.01 km) |
