| Mill Valley to Pell City (Alabama) | 2,043.55 mi (3,288.78 km) |
| Mill Valley to Pella (Iowa) | 1,586.26 mi (2,552.84 km) |
| Mill Valley to Pembroke Pines (Florida) | 2,582.19 mi (4,155.64 km) |
| Mill Valley to Pendleton (Oregon) | 569.70 mi (916.85 km) |
| Mill Valley to Pensacola (Florida) | 2,072.20 mi (3,334.89 km) |
| Mill Valley to Peoria (Arizona) | 640.04 mi (1,030.04 km) |
| Mill Valley to Peoria (Illinois) | 1,760.28 mi (2,832.90 km) |
| Mill Valley to Perris (California) | 411.82 mi (662.76 km) |
| Mill Valley to Perry (Georgia) | 2,207.45 mi (3,552.55 km) |
| Mill Valley to Perry Hall (Maryland) | 2,460.24 mi (3,959.37 km) |
| Mill Valley to Perrysburg (Ohio) | 2,064.87 mi (3,323.09 km) |
| Mill Valley to Perth Amboy (New Jersey) | 2,557.92 mi (4,116.58 km) |
| Mill Valley to Peru (Indiana) | 1,944.69 mi (3,129.68 km) |
| Mill Valley to Petal (Mississippi) | 1,936.07 mi (3,115.80 km) |
| Mill Valley to Petaluma (California) | 23.51 mi (37.84 km) |
