| Rocky River to Oswaldtwistle | 3,595.83 mi (5,786.93 km) |
| Rocky River to Oswestry | 3,592.22 mi (5,781.13 km) |
| Rocky River to Otley | 3,618.68 mi (5,823.70 km) |
| Rocky River to Ovenden | 3,615.47 mi (5,818.53 km) |
| Rocky River to Oxford | 3,691.29 mi (5,940.56 km) |
| Rocky River to Oxted | 3,754.30 mi (6,041.97 km) |
| Rocky River to Padbury | 3,697.38 mi (5,950.36 km) |
| Rocky River to Padiham | 3,597.63 mi (5,789.82 km) |
| Rocky River to Paignton | 3,634.28 mi (5,848.80 km) |
| Rocky River to Paisley | 3,471.23 mi (5,586.40 km) |
| Rocky River to Palmers Green | 3,740.13 mi (6,019.15 km) |
| Rocky River to Parkstone | 3,692.06 mi (5,941.79 km) |
| Rocky River to Partick | 3,474.82 mi (5,592.18 km) |
| Rocky River to Patcham | 3,759.72 mi (6,050.68 km) |
| Rocky River to Peebles | 3,521.02 mi (5,666.54 km) |
