| South Portland to Feldkirchen | 3,908.48 mi (6,290.09 km) |
| South Portland to Furstenfeld | 3,977.78 mi (6,401.61 km) |
| South Portland to Ganserndorf | 3,957.19 mi (6,368.48 km) |
| South Portland to Gerasdorf bei Wien | 3,948.93 mi (6,355.18 km) |
| South Portland to Gleisdorf | 3,960.74 mi (6,374.19 km) |
| South Portland to Gmunden | 3,855.45 mi (6,204.75 km) |
| South Portland to Gotzis | 3,704.93 mi (5,962.50 km) |
| South Portland to Graz | 3,951.02 mi (6,358.56 km) |
| South Portland to Gross-Enzersdorf | 3,955.54 mi (6,365.83 km) |
| South Portland to Guntramsdorf | 3,951.58 mi (6,359.46 km) |
| South Portland to Hall in Tirol | 3,783.16 mi (6,088.40 km) |
| South Portland to Hallein | 3,835.00 mi (6,171.84 km) |
| South Portland to Hard | 3,701.80 mi (5,957.47 km) |
| South Portland to Hohenems | 3,704.77 mi (5,962.25 km) |
| South Portland to Hollabrunn | 3,924.22 mi (6,315.43 km) |
