| Harpenden to Surbo | 1,179.77 mi (1,898.66 km) |
| Harpenden to Susegana | 704.49 mi (1,133.77 km) |
| Harpenden to Suzzara | 692.63 mi (1,114.68 km) |
| Harpenden to Taggia | 668.63 mi (1,076.06 km) |
| Harpenden to Taglio | 741.89 mi (1,193.95 km) |
| Harpenden to Taormina | 1,226.71 mi (1,974.20 km) |
| Harpenden to Taranto | 1,145.12 mi (1,842.90 km) |
| Harpenden to Tarcento | 724.78 mi (1,166.42 km) |
| Harpenden to Tarquinia | 870.74 mi (1,401.32 km) |
| Harpenden to Taurianova | 1,220.47 mi (1,964.16 km) |
| Harpenden to Taurisano | 1,204.26 mi (1,938.06 km) |
| Harpenden to Tavagnacco | 728.28 mi (1,172.05 km) |
| Harpenden to Taviano | 1,199.62 mi (1,930.61 km) |
| Harpenden to Teano | 997.86 mi (1,605.90 km) |
| Harpenden to Tempio Pausania | 877.10 mi (1,411.55 km) |
