| Porsgrunn to Kongen | 721.03 mi (1,160.39 km) |
| Porsgrunn to Konigs Wusterhausen | 495.30 mi (797.10 km) |
| Porsgrunn to Konigsbach-Stein | 702.64 mi (1,130.79 km) |
| Porsgrunn to Konigsbrunn | 750.96 mi (1,208.55 km) |
| Porsgrunn to Konigslutter am Elm | 476.30 mi (766.54 km) |
| Porsgrunn to Konigstein im Taunus | 619.13 mi (996.40 km) |
| Porsgrunn to Konigswinter | 591.68 mi (952.21 km) |
| Porsgrunn to Konstanz | 791.33 mi (1,273.53 km) |
| Porsgrunn to Konz | 662.41 mi (1,066.04 km) |
| Porsgrunn to Korb | 710.00 mi (1,142.63 km) |
| Porsgrunn to Korbach | 542.17 mi (872.54 km) |
| Porsgrunn to Korntal-Munchingen | 711.02 mi (1,144.28 km) |
| Porsgrunn to Kornwestheim | 708.92 mi (1,140.90 km) |
| Porsgrunn to Korschenbroich | 562.22 mi (904.80 km) |
| Porsgrunn to Kosching | 715.23 mi (1,151.05 km) |
