| Mercerville to Oswaldtwistle | 3,374.65 mi (5,430.97 km) |
| Mercerville to Oswestry | 3,364.26 mi (5,414.25 km) |
| Mercerville to Otley | 3,399.51 mi (5,470.98 km) |
| Mercerville to Ovenden | 3,394.96 mi (5,463.66 km) |
| Mercerville to Oxford | 3,458.61 mi (5,566.09 km) |
| Mercerville to Oxted | 3,520.36 mi (5,665.48 km) |
| Mercerville to Padbury | 3,466.54 mi (5,578.85 km) |
| Mercerville to Padiham | 3,376.92 mi (5,434.62 km) |
| Mercerville to Paignton | 3,389.95 mi (5,455.59 km) |
| Mercerville to Paisley | 3,262.33 mi (5,250.22 km) |
| Mercerville to Palmers Green | 3,508.29 mi (5,646.04 km) |
| Mercerville to Parkstone | 3,451.79 mi (5,555.13 km) |
| Mercerville to Partick | 3,266.22 mi (5,256.47 km) |
| Mercerville to Patcham | 3,523.12 mi (5,669.92 km) |
| Mercerville to Peebles | 3,312.10 mi (5,330.32 km) |
