| Mill Valley to Petersburg (Virginia) | 2,448.87 mi (3,941.07 km) |
| Mill Valley to Pflugerville (Texas) | 1,510.17 mi (2,430.39 km) |
| Mill Valley to Pharr (Texas) | 1,633.39 mi (2,628.69 km) |
| Mill Valley to Phelan (California) | 368.33 mi (592.78 km) |
| Mill Valley to Phenix City (Alabama) | 2,137.11 mi (3,439.35 km) |
| Mill Valley to Philadelphia (Pennsylvania) | 2,521.02 mi (4,057.19 km) |
| Mill Valley to Phillipsburg (New Jersey) | 2,508.82 mi (4,037.56 km) |
| Mill Valley to Phoenix (Arizona) | 657.77 mi (1,058.59 km) |
| Mill Valley to Phoenixville (Pennsylvania) | 2,499.19 mi (4,022.05 km) |
| Mill Valley to Picayune (Mississippi) | 1,934.79 mi (3,113.75 km) |
| Mill Valley to Pickerington (Ohio) | 2,125.45 mi (3,420.58 km) |
| Mill Valley to Pico Rivera (California) | 367.80 mi (591.91 km) |
| Mill Valley to Piedmont (California) | 18.03 mi (29.01 km) |
| Mill Valley to Pierre (South Dakota) | 1,234.73 mi (1,987.11 km) |
| Mill Valley to Pike Creek Valley (Delaware) | 2,495.90 mi (4,016.76 km) |
