| Guadarrama to Oswestry | 843.44 mi (1,357.39 km) |
| Guadarrama to Otley | 921.02 mi (1,482.24 km) |
| Guadarrama to Ovenden | 908.90 mi (1,462.74 km) |
| Guadarrama to Oxford | 777.21 mi (1,250.80 km) |
| Guadarrama to Oxted | 756.82 mi (1,217.98 km) |
| Guadarrama to Padbury | 794.65 mi (1,278.87 km) |
| Guadarrama to Padiham | 910.55 mi (1,465.38 km) |
| Guadarrama to Paignton | 675.00 mi (1,086.31 km) |
| Guadarrama to Paisley | 1,048.45 mi (1,687.32 km) |
| Guadarrama to Palmers Green | 779.55 mi (1,254.56 km) |
| Guadarrama to Parkstone | 701.06 mi (1,128.25 km) |
| Guadarrama to Partick | 1,050.07 mi (1,689.92 km) |
| Guadarrama to Patcham | 729.01 mi (1,173.23 km) |
| Guadarrama to Peebles | 1,035.76 mi (1,666.90 km) |
| Guadarrama to Pelsall | 832.21 mi (1,339.32 km) |
