| Gretna to San Diego (California) | 1,605.27 mi (2,583.43 km) |
| Gretna to San Diego Country Estates (California) | 1,585.90 mi (2,552.25 km) |
| Gretna to San Dimas (California) | 1,646.68 mi (2,650.08 km) |
| Gretna to San Fernando (California) | 1,683.03 mi (2,708.57 km) |
| Gretna to San Francisco (California) | 1,925.75 mi (3,099.20 km) |
| Gretna to San Gabriel (California) | 1,663.22 mi (2,676.70 km) |
| Gretna to San Germán (Puerto Rico) | 1,661.26 mi (2,673.54 km) |
| Gretna to San Jacinto (California) | 1,598.99 mi (2,573.33 km) |
| Gretna to San Jose (California) | 1,889.74 mi (3,041.24 km) |
| Gretna to San Juan (Puerto Rico) | 1,703.55 mi (2,741.59 km) |
| Gretna to San Juan (Texas) | 556.59 mi (895.74 km) |
| Gretna to San Juan Capistrano (California) | 1,636.49 mi (2,633.67 km) |
| Gretna to San Leandro (California) | 1,909.90 mi (3,073.68 km) |
| Gretna to San Lorenzo (California) | 1,908.17 mi (3,070.90 km) |
| Gretna to San Luis (Arizona) | 1,464.82 mi (2,357.40 km) |
