| Grayslake to Oswaldtwistle | 3,786.73 mi (6,094.15 km) |
| Grayslake to Oswestry | 3,788.57 mi (6,097.11 km) |
| Grayslake to Otley | 3,807.79 mi (6,128.05 km) |
| Grayslake to Ovenden | 3,805.68 mi (6,124.65 km) |
| Grayslake to Oxford | 3,890.70 mi (6,261.48 km) |
| Grayslake to Oxted | 3,954.29 mi (6,363.82 km) |
| Grayslake to Padbury | 3,895.27 mi (6,268.84 km) |
| Grayslake to Padiham | 3,788.13 mi (6,096.41 km) |
| Grayslake to Paignton | 3,843.39 mi (6,185.34 km) |
| Grayslake to Paisley | 3,653.31 mi (5,879.44 km) |
| Grayslake to Palmers Green | 3,938.52 mi (6,338.44 km) |
| Grayslake to Parkstone | 3,897.53 mi (6,272.47 km) |
| Grayslake to Partick | 3,656.64 mi (5,884.79 km) |
| Grayslake to Patcham | 3,961.80 mi (6,375.90 km) |
| Grayslake to Peebles | 3,702.71 mi (5,958.93 km) |
