| Walnut Creek to Prichard (Alabama) | 1,984.51 mi (3,193.76 km) |
| Walnut Creek to Princeton (Florida) | 2,567.84 mi (4,132.54 km) |
| Walnut Creek to Princeton (New Jersey) | 2,514.16 mi (4,046.15 km) |
| Walnut Creek to Princeton (Texas) | 1,467.33 mi (2,361.43 km) |
| Walnut Creek to Princeton Meadows (New Jersey) | 2,519.83 mi (4,055.28 km) |
| Walnut Creek to Prineville (Oregon) | 446.16 mi (718.02 km) |
| Walnut Creek to Prior Lake (Minnesota) | 1,547.93 mi (2,491.15 km) |
| Walnut Creek to Progress (Pennsylvania) | 2,403.03 mi (3,867.30 km) |
| Walnut Creek to Prospect Heights (Illinois) | 1,816.33 mi (2,923.10 km) |
| Walnut Creek to Prosper (Texas) | 1,449.34 mi (2,332.49 km) |
| Walnut Creek to Providence (Rhode Island) | 2,659.45 mi (4,279.98 km) |
| Walnut Creek to Provo (Utah) | 580.17 mi (933.69 km) |
| Walnut Creek to Prunedale (California) | 78.61 mi (126.52 km) |
| Walnut Creek to Pueblo (Colorado) | 946.74 mi (1,523.63 km) |
| Walnut Creek to Pueblo West (Colorado) | 940.27 mi (1,513.22 km) |
