| Potters Bar to Totana | 964.38 mi (1,552.02 km) |
| Potters Bar to Trujillo | 888.26 mi (1,429.51 km) |
| Potters Bar to Tudela | 668.91 mi (1,076.50 km) |
| Potters Bar to Tudela de Duero | 728.91 mi (1,173.07 km) |
| Potters Bar to Tuineje | 1,767.42 mi (2,844.39 km) |
| Potters Bar to Ubeda | 958.20 mi (1,542.07 km) |
| Potters Bar to Ubrique | 1,069.02 mi (1,720.41 km) |
| Potters Bar to Umbrete | 1,032.02 mi (1,660.87 km) |
| Potters Bar to Utebo | 690.88 mi (1,111.86 km) |
| Potters Bar to Utiel | 839.59 mi (1,351.19 km) |
| Potters Bar to Utrera | 1,039.26 mi (1,672.52 km) |
| Potters Bar to Valdemorillo | 795.35 mi (1,280.00 km) |
| Potters Bar to Valdemoro | 812.32 mi (1,307.31 km) |
| Potters Bar to Valdepenas | 906.84 mi (1,459.42 km) |
| Potters Bar to Valencia | 844.92 mi (1,359.77 km) |
