| San Marcos to West St. Paul (Minnesota) | 1,518.47 mi (2,443.75 km) |
| San Marcos to West University Place (Texas) | 1,301.01 mi (2,093.77 km) |
| San Marcos to West Valley City (Utah) | 594.45 mi (956.67 km) |
| San Marcos to West Whittier-Los Nietos (California) | 77.65 mi (124.96 km) |
| San Marcos to Westbrook (Maine) | 2,600.34 mi (4,184.84 km) |
| San Marcos to Westbury (New York) | 2,437.75 mi (3,923.18 km) |
| San Marcos to Westchase (Florida) | 2,075.74 mi (3,340.59 km) |
| San Marcos to Westchester (Florida) | 2,261.43 mi (3,639.42 km) |
| San Marcos to Westchester (Illinois) | 1,704.37 mi (2,742.92 km) |
| San Marcos to Western Springs (Illinois) | 1,703.25 mi (2,741.11 km) |
| San Marcos to Westerville (Ohio) | 1,946.68 mi (3,132.87 km) |
| San Marcos to Westfield (Indiana) | 1,775.87 mi (2,857.99 km) |
| San Marcos to Westfield (Massachusetts) | 2,479.08 mi (3,989.69 km) |
| San Marcos to Westfield (New Jersey) | 2,398.48 mi (3,859.98 km) |
| San Marcos to Westlake (Ohio) | 2,005.22 mi (3,227.10 km) |
