| Piraeus to Juprelle | 1,250.72 mi (2,012.84 km) |
| Piraeus to Jurbise | 1,299.87 mi (2,091.94 km) |
| Piraeus to Kalmthout | 1,315.53 mi (2,117.14 km) |
| Piraeus to Kampenhout | 1,294.29 mi (2,082.96 km) |
| Piraeus to Kapelle-op-den-Bos | 1,303.79 mi (2,098.24 km) |
| Piraeus to Kapellen | 1,313.89 mi (2,114.50 km) |
| Piraeus to Kasterlee | 1,293.39 mi (2,081.51 km) |
| Piraeus to Keerbergen | 1,294.00 mi (2,082.49 km) |
| Piraeus to Kinrooi | 1,262.14 mi (2,031.22 km) |
| Piraeus to Knokke-Heist | 1,354.85 mi (2,180.42 km) |
| Piraeus to Koekelare | 1,355.93 mi (2,182.16 km) |
| Piraeus to Koekelberg | 1,298.84 mi (2,090.29 km) |
| Piraeus to Koksijde | 1,368.21 mi (2,201.92 km) |
| Piraeus to Kontich | 1,305.69 mi (2,101.30 km) |
| Piraeus to Kortemark | 1,351.23 mi (2,174.59 km) |
