| Porsgrunn to Katwijk | 520.07 mi (836.98 km) |
| Porsgrunn to Kerkrade | 587.73 mi (945.87 km) |
| Porsgrunn to Klazienaveen | 453.33 mi (729.57 km) |
| Porsgrunn to Koog aan de Zaan | 497.09 mi (799.99 km) |
| Porsgrunn to Krimpen aan den IJssel | 535.92 mi (862.49 km) |
| Porsgrunn to Krommenie | 495.43 mi (797.32 km) |
| Porsgrunn to Kudelstaart | 512.93 mi (825.49 km) |
| Porsgrunn to Landgraaf | 585.29 mi (941.93 km) |
| Porsgrunn to Landsmeer | 497.55 mi (800.73 km) |
| Porsgrunn to Langedijk | 482.53 mi (776.55 km) |
| Porsgrunn to Laren | 505.13 mi (812.92 km) |
| Porsgrunn to Leek | 430.38 mi (692.63 km) |
| Porsgrunn to Leerdam | 529.87 mi (852.74 km) |
| Porsgrunn to Leeuwarden | 435.58 mi (700.99 km) |
| Porsgrunn to Leiden | 521.54 mi (839.34 km) |
