| South Portland to Mikkeli | 3,854.39 mi (6,203.04 km) |
| South Portland to Mikkelin Maalaiskunta | 3,852.74 mi (6,200.39 km) |
| South Portland to Muhos | 3,717.35 mi (5,982.50 km) |
| South Portland to Muurame | 3,794.07 mi (6,105.97 km) |
| South Portland to Naantali | 3,740.27 mi (6,019.38 km) |
| South Portland to Narpes | 3,659.11 mi (5,888.77 km) |
| South Portland to Nastola | 3,840.91 mi (6,181.34 km) |
| South Portland to Nivala | 3,717.29 mi (5,982.41 km) |
| South Portland to Nokia | 3,752.53 mi (6,039.11 km) |
| South Portland to Nurmijarvi | 3,823.86 mi (6,153.91 km) |
| South Portland to Nurmo | 3,693.54 mi (5,944.18 km) |
| South Portland to Orimattila | 3,839.96 mi (6,179.82 km) |
| South Portland to Orivesi | 3,771.10 mi (6,068.99 km) |
| South Portland to Oulu | 3,696.88 mi (5,949.55 km) |
| South Portland to Oulunsalo | 3,697.92 mi (5,951.23 km) |
