| Poplar Bluff to Karditsa | 5,645.12 mi (9,084.94 km) |
| Poplar Bluff to Kastoria | 5,566.84 mi (8,958.96 km) |
| Poplar Bluff to Katerini | 5,626.96 mi (9,055.71 km) |
| Poplar Bluff to Keratsini | 5,778.00 mi (9,298.80 km) |
| Poplar Bluff to Kerkyra | 5,553.11 mi (8,936.87 km) |
| Poplar Bluff to Kiato | 5,741.07 mi (9,239.36 km) |
| Poplar Bluff to Kifisia | 5,780.55 mi (9,302.90 km) |
| Poplar Bluff to Kilkis | 5,608.29 mi (9,025.67 km) |
| Poplar Bluff to Komotini | 5,700.65 mi (9,174.31 km) |
| Poplar Bluff to Korinthos | 5,751.57 mi (9,256.26 km) |
| Poplar Bluff to Koropi | 5,791.41 mi (9,320.37 km) |
| Poplar Bluff to Korydallos | 5,778.56 mi (9,299.70 km) |
| Poplar Bluff to Kos | 5,974.88 mi (9,615.64 km) |
| Poplar Bluff to Kozani | 5,597.15 mi (9,007.75 km) |
| Poplar Bluff to Lagos | 5,687.36 mi (9,152.92 km) |
