| Harpenden to Teolo | 706.61 mi (1,137.18 km) |
| Harpenden to Teramo | 910.98 mi (1,466.08 km) |
| Harpenden to Terlizzi | 1,086.82 mi (1,749.07 km) |
| Harpenden to Termini Imerese | 1,173.15 mi (1,888.00 km) |
| Harpenden to Termoli | 988.31 mi (1,590.54 km) |
| Harpenden to Terni | 881.30 mi (1,418.32 km) |
| Harpenden to Terracina | 970.23 mi (1,561.44 km) |
| Harpenden to Terralba | 939.82 mi (1,512.50 km) |
| Harpenden to Terranuova Bracciolini | 794.67 mi (1,278.90 km) |
| Harpenden to Terrasini Favarotta | 1,146.17 mi (1,844.58 km) |
| Harpenden to Terzigno | 1,036.27 mi (1,667.71 km) |
| Harpenden to Tezze sul Brenta | 692.16 mi (1,113.92 km) |
| Harpenden to Thiene | 683.12 mi (1,099.38 km) |
| Harpenden to Tirano | 613.03 mi (986.57 km) |
| Harpenden to Tivoli | 918.58 mi (1,478.31 km) |
