| Portsmouth to Marianske Lazne | 609.33 mi (980.62 km) |
| Portsmouth to Melnik | 682.23 mi (1,097.95 km) |
| Portsmouth to Milovice | 701.65 mi (1,129.20 km) |
| Portsmouth to Mlada Boleslav | 700.34 mi (1,127.09 km) |
| Portsmouth to Mnichovo Hradiste | 702.14 mi (1,129.99 km) |
| Portsmouth to Mohelnice | 796.04 mi (1,281.11 km) |
| Portsmouth to Moravska Trebova | 785.18 mi (1,263.62 km) |
| Portsmouth to Most | 644.25 mi (1,036.82 km) |
| Portsmouth to Nachod | 755.10 mi (1,215.21 km) |
| Portsmouth to Neratovice | 685.10 mi (1,102.57 km) |
| Portsmouth to Nova Paka | 726.12 mi (1,168.57 km) |
| Portsmouth to Nove Mesto na Morave | 762.37 mi (1,226.91 km) |
| Portsmouth to Nove Mesto nad Metuji | 755.37 mi (1,215.64 km) |
| Portsmouth to Novy Bor | 682.11 mi (1,097.75 km) |
| Portsmouth to Novy Jicin | 846.38 mi (1,362.11 km) |
