| Mill Valley to Ukiah (California) | 92.84 mi (149.41 km) |
| Mill Valley to Union (Missouri) | 1,705.62 mi (2,744.93 km) |
| Mill Valley to Union City (California) | 35.56 mi (57.23 km) |
| Mill Valley to Union City (Georgia) | 2,135.55 mi (3,436.84 km) |
| Mill Valley to Union City (New Jersey) | 2,566.70 mi (4,130.70 km) |
| Mill Valley to Union City (Tennessee) | 1,837.10 mi (2,956.53 km) |
| Mill Valley to Union Hill-Novelty Hill (Washington) | 675.55 mi (1,087.20 km) |
| Mill Valley to Union Park (Florida) | 2,451.41 mi (3,945.17 km) |
| Mill Valley to Uniondale (New York) | 2,589.82 mi (4,167.91 km) |
| Mill Valley to Universal City (Texas) | 1,501.85 mi (2,417.00 km) |
| Mill Valley to University (Florida) | 2,401.32 mi (3,864.56 km) |
| Mill Valley to University City (Missouri) | 1,738.62 mi (2,798.03 km) |
| Mill Valley to University Heights (Ohio) | 2,173.44 mi (3,497.82 km) |
| Mill Valley to University of California-Santa Barbara (California) | 284.05 mi (457.13 km) |
| Mill Valley to University Park (Texas) | 1,486.83 mi (2,392.83 km) |
