| South Portland to Merosina | 4,350.04 mi (7,000.70 km) |
| South Portland to Mionica | 4,244.95 mi (6,831.59 km) |
| South Portland to Mladenovac | 4,262.84 mi (6,860.38 km) |
| South Portland to Negotin | 4,344.84 mi (6,992.34 km) |
| South Portland to Nis | 4,355.91 mi (7,010.16 km) |
| South Portland to Niska Banja | 4,361.44 mi (7,019.06 km) |
| South Portland to Nova Crnja | 4,210.64 mi (6,776.38 km) |
| South Portland to Nova Pazova | 4,223.06 mi (6,796.36 km) |
| South Portland to Nova Varos | 4,264.92 mi (6,863.72 km) |
| South Portland to Novi Banovci | 4,225.75 mi (6,800.69 km) |
| South Portland to Novi Becej | 4,193.87 mi (6,749.37 km) |
| South Portland to Novi Knezevac | 4,175.90 mi (6,720.47 km) |
| South Portland to Novi Pazar | 4,306.15 mi (6,930.08 km) |
| South Portland to Novi Sad | 4,196.16 mi (6,753.07 km) |
| South Portland to Odzaci | 4,162.85 mi (6,699.47 km) |
