| Gretna to Washington (Indiana) | 626.51 mi (1,008.27 km) |
| Gretna to Washington (Missouri) | 599.59 mi (964.94 km) |
| Gretna to Washington (Pennsylvania) | 899.05 mi (1,446.87 km) |
| Gretna to Washington (Utah) | 1,434.54 mi (2,308.67 km) |
| Gretna to Washington Court House (Ohio) | 763.64 mi (1,228.95 km) |
| Gretna to Washougal (Washington) | 2,049.25 mi (3,297.95 km) |
| Gretna to Watauga (Texas) | 471.24 mi (758.38 km) |
| Gretna to Waterbury (Connecticut) | 1,244.23 mi (2,002.39 km) |
| Gretna to Waterloo (Illinois) | 582.50 mi (937.44 km) |
| Gretna to Waterloo (Iowa) | 878.63 mi (1,414.01 km) |
| Gretna to Watertown (New York) | 1,242.84 mi (2,000.16 km) |
| Gretna to Watertown (South Dakota) | 1,106.10 mi (1,780.10 km) |
| Gretna to Watertown (Wisconsin) | 920.40 mi (1,481.25 km) |
| Gretna to Watertown Town (Massachusetts) | 1,354.74 mi (2,180.25 km) |
| Gretna to Waterville (Maine) | 1,502.30 mi (2,417.72 km) |
