| Royston to Point Pleasant (New Jersey) | 3,484.58 mi (5,607.89 km) |
| Royston to Pomona (California) | 5,403.40 mi (8,695.93 km) |
| Royston to Pompano Beach (Florida) | 4,399.80 mi (7,080.79 km) |
| Royston to Pompton Lakes (New Jersey) | 3,452.52 mi (5,556.30 km) |
| Royston to Pompton Plains (New Jersey) | 3,454.91 mi (5,560.13 km) |
| Royston to Ponca City (Oklahoma) | 4,541.60 mi (7,309.00 km) |
| Royston to Ponce (Puerto Rico) | 4,254.00 mi (6,846.15 km) |
| Royston to Pontiac (Illinois) | 4,019.37 mi (6,468.55 km) |
| Royston to Pontiac (Michigan) | 3,733.62 mi (6,008.68 km) |
| Royston to Pooler (Georgia) | 4,152.74 mi (6,683.18 km) |
| Royston to Poplar Bluff (Missouri) | 4,287.90 mi (6,900.72 km) |
| Royston to Poquoson (Virginia) | 3,711.31 mi (5,972.77 km) |
| Royston to Port Angeles (Washington) | 4,757.21 mi (7,655.98 km) |
| Royston to Port Arthur (Texas) | 4,776.64 mi (7,687.26 km) |
| Royston to Port Charlotte (Florida) | 4,444.45 mi (7,152.66 km) |
