| San Mateo to Oswaldtwistle | 5,186.95 mi (8,347.59 km) |
| San Mateo to Oswestry | 5,210.29 mi (8,385.15 km) |
| San Mateo to Otley | 5,199.44 mi (8,367.69 km) |
| San Mateo to Ovenden | 5,201.86 mi (8,371.59 km) |
| San Mateo to Oxford | 5,318.06 mi (8,558.59 km) |
| San Mateo to Oxted | 5,379.99 mi (8,658.25 km) |
| San Mateo to Padbury | 5,316.27 mi (8,555.72 km) |
| San Mateo to Padiham | 5,186.70 mi (8,347.19 km) |
| San Mateo to Paignton | 5,311.97 mi (8,548.79 km) |
| San Mateo to Paisley | 5,028.07 mi (8,091.90 km) |
| San Mateo to Palmers Green | 5,358.80 mi (8,624.16 km) |
| San Mateo to Parkstone | 5,348.61 mi (8,607.75 km) |
| San Mateo to Partick | 5,030.10 mi (8,095.16 km) |
| San Mateo to Patcham | 5,395.46 mi (8,683.16 km) |
| San Mateo to Peebles | 5,072.21 mi (8,162.94 km) |
