| San Marcos to East Providence (Rhode Island) | 2,551.39 mi (4,106.07 km) |
| San Marcos to East Rancho Dominguez (California) | 78.85 mi (126.90 km) |
| San Marcos to East Renton Highlands (Washington) | 1,023.27 mi (1,646.80 km) |
| San Marcos to East Ridge (Tennessee) | 1,825.22 mi (2,937.42 km) |
| San Marcos to East Riverdale (Maryland) | 2,266.24 mi (3,647.16 km) |
| San Marcos to East San Gabriel (California) | 85.45 mi (137.51 km) |
| San Marcos to East St. Louis (Illinois) | 1,554.52 mi (2,501.75 km) |
| San Marcos to East Wenatchee (Washington) | 1,000.10 mi (1,609.51 km) |
| San Marcos to Eastern Goleta Valley (California) | 175.24 mi (282.03 km) |
| San Marcos to Eastlake (Ohio) | 2,032.09 mi (3,270.33 km) |
| San Marcos to Eastmont (Washington) | 1,052.72 mi (1,694.19 km) |
| San Marcos to Easton (Maryland) | 2,312.04 mi (3,720.87 km) |
| San Marcos to Easton (Pennsylvania) | 2,352.45 mi (3,785.90 km) |
| San Marcos to Eastpointe (Michigan) | 1,961.14 mi (3,156.15 km) |
| San Marcos to Eastvale (California) | 61.72 mi (99.33 km) |
