| Pottstown to Nymburk | 4,189.06 mi (6,741.65 km) |
| Pottstown to Olomouc | 4,294.76 mi (6,911.74 km) |
| Pottstown to Opava | 4,307.78 mi (6,932.70 km) |
| Pottstown to Orlova | 4,331.16 mi (6,970.33 km) |
| Pottstown to Ostrava | 4,326.24 mi (6,962.41 km) |
| Pottstown to Ostrov | 4,103.29 mi (6,603.60 km) |
| Pottstown to Otrokovice | 4,319.10 mi (6,950.93 km) |
| Pottstown to Pardubice | 4,222.57 mi (6,795.57 km) |
| Pottstown to Pelhrimov | 4,221.51 mi (6,793.86 km) |
| Pottstown to Pisek | 4,183.30 mi (6,732.38 km) |
| Pottstown to Plzen | 4,138.51 mi (6,660.29 km) |
| Pottstown to Podebrady | 4,193.51 mi (6,748.80 km) |
| Pottstown to Policka | 4,252.45 mi (6,843.66 km) |
| Pottstown to Prachatice | 4,187.22 mi (6,738.67 km) |
| Pottstown to Prague | 4,168.24 mi (6,708.14 km) |
