| Walnut Creek to Morris (Illinois) | 1,792.93 mi (2,885.44 km) |
| Walnut Creek to Morristown (New Jersey) | 2,517.90 mi (4,052.17 km) |
| Walnut Creek to Morristown (Tennessee) | 2,124.02 mi (3,418.28 km) |
| Walnut Creek to Morrisville (North Carolina) | 2,371.03 mi (3,815.80 km) |
| Walnut Creek to Morro Bay (California) | 187.14 mi (301.18 km) |
| Walnut Creek to Morton (Illinois) | 1,742.67 mi (2,804.56 km) |
| Walnut Creek to Morton Grove (Illinois) | 1,823.56 mi (2,934.74 km) |
| Walnut Creek to Moscow (Idaho) | 661.77 mi (1,065.02 km) |
| Walnut Creek to Moses Lake (Washington) | 652.66 mi (1,050.36 km) |
| Walnut Creek to Moss Bluff (Louisiana) | 1,723.14 mi (2,773.13 km) |
| Walnut Creek to Moss Point (Mississippi) | 1,972.64 mi (3,174.66 km) |
| Walnut Creek to Moultrie (Georgia) | 2,211.47 mi (3,559.01 km) |
| Walnut Creek to Mounds View (Minnesota) | 1,562.98 mi (2,515.37 km) |
| Walnut Creek to Mount Airy (North Carolina) | 2,262.80 mi (3,641.62 km) |
| Walnut Creek to Mount Clemens (Michigan) | 2,071.48 mi (3,333.72 km) |
