| Cities | Distance |
|---|---|
| Portsmouth to Matulji | 802.01 mi (1,290.72 km) |
| Portsmouth to Metkovic | 1,029.47 mi (1,656.77 km) |
| Portsmouth to Nedelisce | 852.30 mi (1,371.64 km) |
| Portsmouth to Nova Gradiska | 932.52 mi (1,500.75 km) |
| Portsmouth to Novi Marof | 857.17 mi (1,379.49 km) |
| Portsmouth to Ogulin | 842.72 mi (1,356.23 km) |
| Portsmouth to Opatija | 802.61 mi (1,291.68 km) |
| Portsmouth to Osijek | 977.13 mi (1,572.54 km) |
| Portsmouth to Otocac | 858.38 mi (1,381.42 km) |
| Portsmouth to Pazin | 791.57 mi (1,273.91 km) |
| Portsmouth to Petrinja | 879.75 mi (1,415.82 km) |
| Portsmouth to Popovaca | 889.62 mi (1,431.70 km) |
| Portsmouth to Pozega | 941.73 mi (1,515.57 km) |
| Portsmouth to Pula | 802.69 mi (1,291.80 km) |
| Portsmouth to Rijeka | 808.56 mi (1,301.25 km) |