| Pottstown to Karditsa | 4,877.87 mi (7,850.17 km) |
| Pottstown to Kastoria | 4,803.05 mi (7,729.76 km) |
| Pottstown to Katerini | 4,865.55 mi (7,830.35 km) |
| Pottstown to Keratsini | 5,009.42 mi (8,061.88 km) |
| Pottstown to Kerkyra | 4,781.49 mi (7,695.07 km) |
| Pottstown to Kiato | 4,970.17 mi (7,998.72 km) |
| Pottstown to Kifisia | 5,013.07 mi (8,067.75 km) |
| Pottstown to Kilkis | 4,851.40 mi (7,807.58 km) |
| Pottstown to Komotini | 4,952.25 mi (7,969.88 km) |
| Pottstown to Korinthos | 4,980.87 mi (8,015.94 km) |
| Pottstown to Koropi | 5,023.28 mi (8,084.19 km) |
| Pottstown to Korydallos | 5,010.15 mi (8,063.05 km) |
| Pottstown to Kos | 5,212.44 mi (8,388.60 km) |
| Pottstown to Kozani | 4,833.82 mi (7,779.29 km) |
| Pottstown to Lagos | 4,937.55 mi (7,946.22 km) |
