| Grayslake to Nymburk | 4,544.75 mi (7,314.07 km) |
| Grayslake to Olomouc | 4,647.12 mi (7,478.81 km) |
| Grayslake to Opava | 4,654.49 mi (7,490.68 km) |
| Grayslake to Orlova | 4,676.58 mi (7,526.23 km) |
| Grayslake to Ostrava | 4,672.30 mi (7,519.34 km) |
| Grayslake to Ostrov | 4,465.76 mi (7,186.95 km) |
| Grayslake to Otrokovice | 4,673.71 mi (7,521.61 km) |
| Grayslake to Pardubice | 4,576.75 mi (7,365.57 km) |
| Grayslake to Pelhrimov | 4,583.27 mi (7,376.05 km) |
| Grayslake to Pisek | 4,550.29 mi (7,322.99 km) |
| Grayslake to Plzen | 4,504.46 mi (7,249.23 km) |
| Grayslake to Podebrady | 4,549.30 mi (7,321.38 km) |
| Grayslake to Policka | 4,607.63 mi (7,415.27 km) |
| Grayslake to Prachatice | 4,557.42 mi (7,334.46 km) |
| Grayslake to Prague | 4,527.18 mi (7,285.79 km) |
