| San Marcos to North Auburn (California) | 455.97 mi (733.82 km) |
| San Marcos to North Augusta (South Carolina) | 2,023.49 mi (3,256.49 km) |
| San Marcos to North Aurora (Illinois) | 1,681.06 mi (2,705.41 km) |
| San Marcos to North Babylon (New York) | 2,451.64 mi (3,945.54 km) |
| San Marcos to North Bay Shore (New York) | 2,454.88 mi (3,950.74 km) |
| San Marcos to North Bellmore (New York) | 2,440.53 mi (3,927.65 km) |
| San Marcos to North Bellport (New York) | 2,471.33 mi (3,977.23 km) |
| San Marcos to North Bend (Oregon) | 805.80 mi (1,296.81 km) |
| San Marcos to North Bethesda (Maryland) | 2,254.84 mi (3,628.82 km) |
| San Marcos to North Branch (Minnesota) | 1,541.66 mi (2,481.06 km) |
| San Marcos to North Canton (Ohio) | 2,029.79 mi (3,266.63 km) |
| San Marcos to North Charleston (South Carolina) | 2,138.01 mi (3,440.80 km) |
| San Marcos to North Chicago (Illinois) | 1,712.41 mi (2,755.85 km) |
| San Marcos to North Decatur (Georgia) | 1,887.81 mi (3,038.14 km) |
| San Marcos to North Druid Hills (Georgia) | 1,885.63 mi (3,034.63 km) |
