| Porsgrunn to Kopavogur | 1,081.27 mi (1,740.14 km) |
| Porsgrunn to Reykjavik | 1,082.36 mi (1,741.89 km) |
| Porsgrunn to Saudharkrokur | 1,031.47 mi (1,659.99 km) |
| Porsgrunn to Selfoss | 1,052.94 mi (1,694.55 km) |
| Porsgrunn to An Cabhan | 737.26 mi (1,186.50 km) |
| Porsgrunn to Arklow | 750.53 mi (1,207.87 km) |
| Porsgrunn to Ashtown | 729.70 mi (1,174.33 km) |
| Porsgrunn to Athy | 767.46 mi (1,235.11 km) |
| Porsgrunn to Baile Atha Luain | 779.70 mi (1,254.81 km) |
| Porsgrunn to Ballincollig | 868.47 mi (1,397.67 km) |
| Porsgrunn to Blackrock | 728.02 mi (1,171.64 km) |
| Porsgrunn to Carlow | 772.93 mi (1,243.92 km) |
| Porsgrunn to Carrick on Shannon | 763.52 mi (1,228.77 km) |
| Porsgrunn to Carrigaline | 865.54 mi (1,392.95 km) |
| Porsgrunn to Castlebar | 807.09 mi (1,298.89 km) |
