| Gretna to St. Simons (Georgia) | 522.90 mi (841.53 km) |
| Gretna to Stafford (Texas) | 331.24 mi (533.09 km) |
| Gretna to Stallings (North Carolina) | 654.08 mi (1,052.64 km) |
| Gretna to Stamford (Connecticut) | 1,204.06 mi (1,937.74 km) |
| Gretna to Stanford (California) | 1,908.10 mi (3,070.79 km) |
| Gretna to Stanton (California) | 1,656.49 mi (2,665.87 km) |
| Gretna to Star (Idaho) | 1,733.77 mi (2,790.23 km) |
| Gretna to Starkville (Mississippi) | 255.62 mi (411.39 km) |
| Gretna to State College (Pennsylvania) | 1,016.52 mi (1,635.93 km) |
| Gretna to Staten Island (New York) | 1,158.19 mi (1,863.93 km) |
| Gretna to Statesboro (Georgia) | 519.31 mi (835.75 km) |
| Gretna to Statesville (North Carolina) | 669.29 mi (1,077.11 km) |
| Gretna to Staunton (Virginia) | 847.85 mi (1,364.49 km) |
| Gretna to Steamboat Springs (Colorado) | 1,192.28 mi (1,918.79 km) |
| Gretna to Steiner Ranch (Texas) | 469.69 mi (755.90 km) |
