| Letchworth to Recica | 786.14 mi (1,265.17 km) |
| Letchworth to Ribnica | 802.83 mi (1,292.02 km) |
| Letchworth to Ribnica | 791.52 mi (1,273.83 km) |
| Letchworth to Rogaska Slatina | 817.81 mi (1,316.13 km) |
| Letchworth to Rogasovci | 811.68 mi (1,306.27 km) |
| Letchworth to Rogatec | 820.72 mi (1,320.82 km) |
| Letchworth to Ruse | 801.02 mi (1,289.12 km) |
| Letchworth to Salovci | 821.54 mi (1,322.14 km) |
| Letchworth to Selnica ob Dravi | 799.72 mi (1,287.02 km) |
| Letchworth to Semic | 823.52 mi (1,325.32 km) |
| Letchworth to Sempeter pri Gorici | 753.45 mi (1,212.57 km) |
| Letchworth to Sencur | 769.89 mi (1,239.03 km) |
| Letchworth to Sentilj | 800.85 mi (1,288.84 km) |
| Letchworth to Sentjernej | 821.90 mi (1,322.71 km) |
| Letchworth to Sentjur | 808.87 mi (1,301.75 km) |
