| Hertford to Argostoli | 1,368.02 mi (2,201.62 km) |
| Hertford to Argyroupoli | 1,499.29 mi (2,412.88 km) |
| Hertford to Arta | 1,334.08 mi (2,146.99 km) |
| Hertford to Artemida | 1,505.14 mi (2,422.28 km) |
| Hertford to Aspropyrgos | 1,484.67 mi (2,389.34 km) |
| Hertford to Athens | 1,494.20 mi (2,404.68 km) |
| Hertford to Chaidari | 1,489.67 mi (2,397.39 km) |
| Hertford to Chalandri | 1,495.20 mi (2,406.30 km) |
| Hertford to Chalkida | 1,465.10 mi (2,357.85 km) |
| Hertford to Chania | 1,633.73 mi (2,629.23 km) |
| Hertford to Chios | 1,565.66 mi (2,519.68 km) |
| Hertford to Cholargos | 1,496.05 mi (2,407.66 km) |
| Hertford to Chrysoupoli | 1,386.81 mi (2,231.85 km) |
| Hertford to Dafni | 1,496.13 mi (2,407.79 km) |
| Hertford to Diavata | 1,328.83 mi (2,138.54 km) |
