| South Portland to East Lake (Florida) | 1,273.56 mi (2,049.60 km) |
| South Portland to East Lake-Orient Park (Florida) | 1,271.51 mi (2,046.29 km) |
| South Portland to East Lansing (Michigan) | 716.75 mi (1,153.50 km) |
| South Portland to East Los Angeles (California) | 2,622.58 mi (4,220.63 km) |
| South Portland to East Massapequa (New York) | 260.17 mi (418.70 km) |
| South Portland to East Meadow (New York) | 261.70 mi (421.17 km) |
| South Portland to East Milton (Florida) | 1,280.69 mi (2,061.07 km) |
| South Portland to East Moline (Illinois) | 1,030.35 mi (1,658.19 km) |
| South Portland to East Niles (California) | 2,616.19 mi (4,210.35 km) |
| South Portland to East Northport (New York) | 245.37 mi (394.88 km) |
| South Portland to East Orange (New Jersey) | 281.92 mi (453.71 km) |
| South Portland to East Palo Alto (California) | 2,710.35 mi (4,361.89 km) |
| South Portland to East Patchogue (New York) | 240.91 mi (387.71 km) |
| South Portland to East Peoria (Illinois) | 1,004.69 mi (1,616.89 km) |
| South Portland to East Point (Georgia) | 1,026.52 mi (1,652.02 km) |
