| Oro Valley to Oswaldtwistle | 5,122.84 mi (8,244.41 km) |
| Oro Valley to Oswestry | 5,133.87 mi (8,262.16 km) |
| Oro Valley to Otley | 5,140.47 mi (8,272.79 km) |
| Oro Valley to Ovenden | 5,140.30 mi (8,272.51 km) |
| Oro Valley to Oxford | 5,239.65 mi (8,432.40 km) |
| Oro Valley to Oxted | 5,303.34 mi (8,534.90 km) |
| Oro Valley to Padbury | 5,241.64 mi (8,435.60 km) |
| Oro Valley to Padiham | 5,123.55 mi (8,245.56 km) |
| Oro Valley to Paignton | 5,208.30 mi (8,381.95 km) |
| Oro Valley to Paisley | 4,976.26 mi (8,008.52 km) |
| Oro Valley to Palmers Green | 5,285.13 mi (8,505.60 km) |
| Oro Valley to Parkstone | 5,256.18 mi (8,459.00 km) |
| Oro Valley to Partick | 4,979.05 mi (8,013.01 km) |
| Oro Valley to Patcham | 5,314.20 mi (8,552.38 km) |
| Oro Valley to Peebles | 5,024.03 mi (8,085.40 km) |
