| Mill Valley to Beeville (Texas) | 1,570.77 mi (2,527.91 km) |
| Mill Valley to Bel Air (Maryland) | 2,465.19 mi (3,967.34 km) |
| Mill Valley to Bel Air North (Maryland) | 2,463.48 mi (3,964.59 km) |
| Mill Valley to Bel Air South (Maryland) | 2,467.48 mi (3,971.03 km) |
| Mill Valley to Belgrade (Montana) | 797.36 mi (1,283.22 km) |
| Mill Valley to Bell (California) | 364.90 mi (587.24 km) |
| Mill Valley to Bell Gardens (California) | 366.55 mi (589.90 km) |
| Mill Valley to Bella Vista (Arkansas) | 1,553.40 mi (2,499.96 km) |
| Mill Valley to Bellair-Meadowbrook Terrace (Florida) | 2,376.63 mi (3,824.82 km) |
| Mill Valley to Bellaire (Texas) | 1,647.60 mi (2,651.56 km) |
| Mill Valley to Belle Chasse (Louisiana) | 1,936.41 mi (3,116.35 km) |
| Mill Valley to Belle Glade (Florida) | 2,541.84 mi (4,090.69 km) |
| Mill Valley to Bellefontaine (Ohio) | 2,068.54 mi (3,329.00 km) |
| Mill Valley to Bellefontaine Neighbors (Missouri) | 1,743.26 mi (2,805.50 km) |
| Mill Valley to Belleville (Illinois) | 1,758.41 mi (2,829.88 km) |
