| South Portland to Todi | 3,978.47 mi (6,402.73 km) |
| South Portland to Tolentino | 4,000.18 mi (6,437.66 km) |
| South Portland to Tolmezzo | 3,875.54 mi (6,237.09 km) |
| South Portland to Torre Annunziata | 4,141.96 mi (6,665.84 km) |
| South Portland to Torre Boldone | 3,760.14 mi (6,051.36 km) |
| South Portland to Torre del Greco | 4,138.74 mi (6,660.65 km) |
| South Portland to Torre Maggiore | 4,142.89 mi (6,667.33 km) |
| South Portland to Torre Santa Susanna | 4,295.66 mi (6,913.20 km) |
| South Portland to Torri di Quartesolo | 3,847.67 mi (6,192.23 km) |
| South Portland to Tortoli | 3,960.80 mi (6,374.29 km) |
| South Portland to Tortona | 3,752.05 mi (6,038.34 km) |
| South Portland to Tortoreto | 4,042.26 mi (6,505.39 km) |
| South Portland to Tradate | 3,727.51 mi (5,998.85 km) |
| South Portland to Trani | 4,207.64 mi (6,771.55 km) |
| South Portland to Trapani | 4,162.02 mi (6,698.12 km) |
