| Glenpool to Opole | 5,234.94 mi (8,424.83 km) |
| Glenpool to Orzesze | 5,285.48 mi (8,506.16 km) |
| Glenpool to Osowa | 5,085.08 mi (8,183.65 km) |
| Glenpool to Ostroda | 5,163.84 mi (8,310.39 km) |
| Glenpool to Ostroleka | 5,242.18 mi (8,436.48 km) |
| Glenpool to Ostrow Mazowiecka | 5,264.86 mi (8,472.97 km) |
| Glenpool to Ostrow Wielkopolski | 5,187.33 mi (8,348.20 km) |
| Glenpool to Ostrowiec Swietokrzyski | 5,336.35 mi (8,588.02 km) |
| Glenpool to Ostrzeszow | 5,201.52 mi (8,371.04 km) |
| Glenpool to Oswiecim | 5,306.31 mi (8,539.69 km) |
| Glenpool to Otwock | 5,277.00 mi (8,492.51 km) |
| Glenpool to Ozarow Mazowiecki | 5,257.69 mi (8,461.43 km) |
| Glenpool to Ozimek | 5,244.00 mi (8,439.40 km) |
| Glenpool to Ozorkow | 5,220.81 mi (8,402.08 km) |
| Glenpool to Pabianice | 5,238.38 mi (8,430.36 km) |
