| Laredo to Opole | 1,117.48 mi (1,798.40 km) |
| Laredo to Orzesze | 1,141.48 mi (1,837.04 km) |
| Laredo to Osowa | 1,242.57 mi (1,999.73 km) |
| Laredo to Ostroda | 1,274.39 mi (2,050.93 km) |
| Laredo to Ostroleka | 1,318.78 mi (2,122.38 km) |
| Laredo to Ostrow Mazowiecka | 1,325.64 mi (2,133.41 km) |
| Laredo to Ostrow Wielkopolski | 1,135.97 mi (1,828.16 km) |
| Laredo to Ostrowiec Swietokrzyski | 1,267.89 mi (2,040.47 km) |
| Laredo to Ostrzeszow | 1,134.83 mi (1,826.33 km) |
| Laredo to Oswiecim | 1,159.66 mi (1,866.29 km) |
| Laredo to Otwock | 1,285.32 mi (2,068.52 km) |
| Laredo to Ozarow Mazowiecki | 1,268.76 mi (2,041.88 km) |
| Laredo to Ozimek | 1,129.26 mi (1,817.36 km) |
| Laredo to Ozorkow | 1,202.33 mi (1,934.96 km) |
| Laredo to Pabianice | 1,198.90 mi (1,929.44 km) |
