| Mill Valley to Bixby (Oklahoma) | 1,473.97 mi (2,372.12 km) |
| Mill Valley to Black Forest (Colorado) | 968.03 mi (1,557.89 km) |
| Mill Valley to Blackfoot (Idaho) | 647.26 mi (1,041.67 km) |
| Mill Valley to Blackhawk (California) | 35.23 mi (56.69 km) |
| Mill Valley to Blacksburg (Virginia) | 2,286.88 mi (3,680.38 km) |
| Mill Valley to Blackwells Mills (New Jersey) | 2,541.83 mi (4,090.67 km) |
| Mill Valley to Blaine (Minnesota) | 1,587.61 mi (2,555.02 km) |
| Mill Valley to Bloomingdale (Florida) | 2,416.86 mi (3,889.56 km) |
| Mill Valley to Bloomingdale (Illinois) | 1,834.06 mi (2,951.63 km) |
| Mill Valley to Bloomington (California) | 391.43 mi (629.94 km) |
| Mill Valley to Bloomington (Illinois) | 1,795.61 mi (2,889.76 km) |
| Mill Valley to Bloomington (Indiana) | 1,935.65 mi (3,115.12 km) |
| Mill Valley to Bloomington (Minnesota) | 1,579.28 mi (2,541.60 km) |
| Mill Valley to Bloomsburg (Pennsylvania) | 2,439.34 mi (3,925.73 km) |
| Mill Valley to Blue Ash (Ohio) | 2,047.91 mi (3,295.80 km) |
