| Harpenden to Argostoli | 1,378.46 mi (2,218.42 km) |
| Harpenden to Argyroupoli | 1,510.17 mi (2,430.38 km) |
| Harpenden to Arta | 1,344.78 mi (2,164.21 km) |
| Harpenden to Artemida | 1,516.05 mi (2,439.85 km) |
| Harpenden to Aspropyrgos | 1,495.55 mi (2,406.85 km) |
| Harpenden to Athens | 1,505.09 mi (2,422.20 km) |
| Harpenden to Chaidari | 1,500.55 mi (2,414.90 km) |
| Harpenden to Chalandri | 1,506.10 mi (2,423.84 km) |
| Harpenden to Chalkida | 1,476.04 mi (2,375.46 km) |
| Harpenden to Chania | 1,644.29 mi (2,646.22 km) |
| Harpenden to Chios | 1,576.86 mi (2,537.72 km) |
| Harpenden to Cholargos | 1,506.95 mi (2,425.20 km) |
| Harpenden to Chrysoupoli | 1,398.21 mi (2,250.20 km) |
| Harpenden to Dafni | 1,507.01 mi (2,425.30 km) |
| Harpenden to Diavata | 1,340.02 mi (2,156.55 km) |
