| Philadelphia to Oswaldtwistle | 3,402.59 mi (5,475.93 km) |
| Philadelphia to Oswestry | 3,392.28 mi (5,459.34 km) |
| Philadelphia to Otley | 3,427.42 mi (5,515.91 km) |
| Philadelphia to Ovenden | 3,422.89 mi (5,508.61 km) |
| Philadelphia to Oxford | 3,486.67 mi (5,611.26 km) |
| Philadelphia to Oxted | 3,548.44 mi (5,710.66 km) |
| Philadelphia to Padbury | 3,494.59 mi (5,623.99 km) |
| Philadelphia to Padiham | 3,404.85 mi (5,479.57 km) |
| Philadelphia to Paignton | 3,418.09 mi (5,500.89 km) |
| Philadelphia to Paisley | 3,290.09 mi (5,294.89 km) |
| Philadelphia to Palmers Green | 3,536.35 mi (5,691.20 km) |
| Philadelphia to Parkstone | 3,479.92 mi (5,600.39 km) |
| Philadelphia to Partick | 3,293.97 mi (5,301.14 km) |
| Philadelphia to Patcham | 3,551.22 mi (5,715.14 km) |
| Philadelphia to Peebles | 3,339.87 mi (5,375.00 km) |
