| Portland to Marianske Lazne | 5,316.33 mi (8,555.81 km) |
| Portland to Melnik | 5,332.21 mi (8,581.37 km) |
| Portland to Milovice | 5,348.64 mi (8,607.80 km) |
| Portland to Mlada Boleslav | 5,337.70 mi (8,590.20 km) |
| Portland to Mnichovo Hradiste | 5,332.19 mi (8,581.33 km) |
| Portland to Mohelnice | 5,418.71 mi (8,720.57 km) |
| Portland to Moravska Trebova | 5,414.58 mi (8,713.92 km) |
| Portland to Most | 5,304.87 mi (8,537.36 km) |
| Portland to Nachod | 5,363.96 mi (8,632.46 km) |
| Portland to Neratovice | 5,338.65 mi (8,591.73 km) |
| Portland to Nova Paka | 5,345.68 mi (8,603.04 km) |
| Portland to Nove Mesto na Morave | 5,414.19 mi (8,713.30 km) |
| Portland to Nove Mesto nad Metuji | 5,368.11 mi (8,639.14 km) |
| Portland to Novy Bor | 5,309.42 mi (8,544.69 km) |
| Portland to Novy Jicin | 5,452.26 mi (8,774.57 km) |
