| Chalco to Oswaldtwistle | 4,136.89 mi (6,657.68 km) |
| Chalco to Oswestry | 4,143.49 mi (6,668.30 km) |
| Chalco to Otley | 4,156.26 mi (6,688.86 km) |
| Chalco to Ovenden | 4,155.13 mi (6,687.04 km) |
| Chalco to Oxford | 4,247.75 mi (6,836.09 km) |
| Chalco to Oxted | 4,311.52 mi (6,938.73 km) |
| Chalco to Padbury | 4,250.98 mi (6,841.30 km) |
| Chalco to Padiham | 4,137.95 mi (6,659.38 km) |
| Chalco to Paignton | 4,208.92 mi (6,773.61 km) |
| Chalco to Paisley | 3,996.45 mi (6,431.66 km) |
| Chalco to Palmers Green | 4,294.45 mi (6,911.25 km) |
| Chalco to Parkstone | 4,259.75 mi (6,855.40 km) |
| Chalco to Partick | 3,999.52 mi (6,436.60 km) |
| Chalco to Patcham | 4,320.81 mi (6,953.67 km) |
| Chalco to Peebles | 4,045.18 mi (6,510.09 km) |
