| Frederick to Prelouc | 4,321.12 mi (6,954.17 km) |
| Frederick to Prerov | 4,414.36 mi (7,104.23 km) |
| Frederick to Pribram | 4,272.71 mi (6,876.26 km) |
| Frederick to Prostejov | 4,400.65 mi (7,082.17 km) |
| Frederick to Rakovnik | 4,248.16 mi (6,836.76 km) |
| Frederick to Ricany | 4,287.70 mi (6,900.38 km) |
| Frederick to Rokycany | 4,254.66 mi (6,847.21 km) |
| Frederick to Roudnice nad Labem | 4,258.02 mi (6,852.63 km) |
| Frederick to Roznov pod Radhostem | 4,440.83 mi (7,146.83 km) |
| Frederick to Roztoky | 4,272.16 mi (6,875.37 km) |
| Frederick to Rumburk | 4,251.95 mi (6,842.85 km) |
| Frederick to Rychnov nad Kneznou | 4,344.37 mi (6,991.59 km) |
| Frederick to Slany | 4,257.72 mi (6,852.13 km) |
| Frederick to Sokolov | 4,202.95 mi (6,764.00 km) |
| Frederick to Sternberk | 4,398.76 mi (7,079.12 km) |
