| Efringen-Kirchen to Orzesze | 535.78 mi (862.25 km) |
| Efringen-Kirchen to Osowa | 664.43 mi (1,069.30 km) |
| Efringen-Kirchen to Ostroda | 683.39 mi (1,099.81 km) |
| Efringen-Kirchen to Ostroleka | 719.71 mi (1,158.26 km) |
| Efringen-Kirchen to Ostrow Mazowiecka | 724.64 mi (1,166.20 km) |
| Efringen-Kirchen to Ostrow Wielkopolski | 534.45 mi (860.11 km) |
| Efringen-Kirchen to Ostrowiec Swietokrzyski | 662.02 mi (1,065.41 km) |
| Efringen-Kirchen to Ostrzeszow | 531.88 mi (855.98 km) |
| Efringen-Kirchen to Oswiecim | 554.26 mi (892.00 km) |
| Efringen-Kirchen to Otwock | 681.91 mi (1,097.43 km) |
| Efringen-Kirchen to Ozarow Mazowiecki | 666.21 mi (1,072.16 km) |
| Efringen-Kirchen to Ozimek | 523.66 mi (842.75 km) |
| Efringen-Kirchen to Ozorkow | 600.37 mi (966.20 km) |
| Efringen-Kirchen to Pabianice | 595.36 mi (958.14 km) |
| Efringen-Kirchen to Parczew | 735.91 mi (1,184.34 km) |
