| Hickory to Opole | 4,722.01 mi (7,599.34 km) |
| Hickory to Orzesze | 4,771.18 mi (7,678.48 km) |
| Hickory to Osowa | 4,611.74 mi (7,421.88 km) |
| Hickory to Ostroda | 4,689.42 mi (7,546.89 km) |
| Hickory to Ostroleka | 4,768.50 mi (7,674.16 km) |
| Hickory to Ostrow Mazowiecka | 4,790.07 mi (7,708.87 km) |
| Hickory to Ostrow Wielkopolski | 4,683.42 mi (7,537.24 km) |
| Hickory to Ostrowiec Swietokrzyski | 4,841.39 mi (7,791.46 km) |
| Hickory to Ostrzeszow | 4,695.84 mi (7,557.22 km) |
| Hickory to Oswiecim | 4,793.05 mi (7,713.67 km) |
| Hickory to Otwock | 4,792.73 mi (7,713.16 km) |
| Hickory to Ozarow Mazowiecki | 4,772.30 mi (7,680.27 km) |
| Hickory to Ozimek | 4,732.34 mi (7,615.96 km) |
| Hickory to Ozorkow | 4,726.31 mi (7,606.27 km) |
| Hickory to Pabianice | 4,741.24 mi (7,630.29 km) |
