| Walnut Creek to Poinciana (Florida) | 2,424.32 mi (3,901.57 km) |
| Walnut Creek to Point Pleasant (New Jersey) | 2,549.13 mi (4,102.42 km) |
| Walnut Creek to Pomona (California) | 357.30 mi (575.02 km) |
| Walnut Creek to Pompano Beach (Florida) | 2,558.42 mi (4,117.39 km) |
| Walnut Creek to Pompton Lakes (New Jersey) | 2,524.92 mi (4,063.46 km) |
| Walnut Creek to Pompton Plains (New Jersey) | 2,524.27 mi (4,062.43 km) |
| Walnut Creek to Ponca City (Oklahoma) | 1,370.60 mi (2,205.77 km) |
| Walnut Creek to Ponce (Puerto Rico) | 3,591.83 mi (5,780.50 km) |
| Walnut Creek to Pontiac (Illinois) | 1,784.30 mi (2,871.55 km) |
| Walnut Creek to Pontiac (Michigan) | 2,050.65 mi (3,300.20 km) |
| Walnut Creek to Pooler (Georgia) | 2,323.90 mi (3,739.96 km) |
| Walnut Creek to Poplar Bluff (Missouri) | 1,730.94 mi (2,785.68 km) |
| Walnut Creek to Poquoson (Virginia) | 2,478.55 mi (3,988.84 km) |
| Walnut Creek to Port Angeles (Washington) | 709.15 mi (1,141.26 km) |
| Walnut Creek to Port Arthur (Texas) | 1,698.02 mi (2,732.69 km) |
