| On Top of the World Designated Place to Oswaldtwistle | 4,223.27 mi (6,796.70 km) |
| On Top of the World Designated Place to Oswestry | 4,207.90 mi (6,771.96 km) |
| On Top of the World Designated Place to Otley | 4,249.40 mi (6,838.74 km) |
| On Top of the World Designated Place to Ovenden | 4,243.93 mi (6,829.95 km) |
| On Top of the World Designated Place to Oxford | 4,297.76 mi (6,916.57 km) |
| On Top of the World Designated Place to Oxted | 4,357.99 mi (7,013.51 km) |
| On Top of the World Designated Place to Padbury | 4,307.15 mi (6,931.68 km) |
| On Top of the World Designated Place to Padiham | 4,225.86 mi (6,800.87 km) |
| On Top of the World Designated Place to Paignton | 4,219.24 mi (6,790.21 km) |
| On Top of the World Designated Place to Paisley | 4,119.65 mi (6,629.94 km) |
| On Top of the World Designated Place to Palmers Green | 4,347.78 mi (6,997.07 km) |
| On Top of the World Designated Place to Parkstone | 4,284.37 mi (6,895.02 km) |
| On Top of the World Designated Place to Partick | 4,123.69 mi (6,636.44 km) |
| On Top of the World Designated Place to Patcham | 4,358.43 mi (7,014.21 km) |
| On Top of the World Designated Place to Peebles | 4,169.14 mi (6,709.58 km) |
