| Gretna to Lake St. Louis (Missouri) | 614.60 mi (989.11 km) |
| Gretna to Lake Station (Indiana) | 820.76 mi (1,320.88 km) |
| Gretna to Lake Stevens (Washington) | 2,102.94 mi (3,384.36 km) |
| Gretna to Lake Stickney (Washington) | 2,106.09 mi (3,389.42 km) |
| Gretna to Lake Tapps (Washington) | 2,084.29 mi (3,354.34 km) |
| Gretna to Lake Wales (Florida) | 529.40 mi (851.99 km) |
| Gretna to Lake Wylie (South Carolina) | 634.05 mi (1,020.40 km) |
| Gretna to Lake Zurich (Illinois) | 855.84 mi (1,377.34 km) |
| Gretna to Lakeland (Florida) | 505.75 mi (813.92 km) |
| Gretna to Lakeland (Tennessee) | 370.01 mi (595.47 km) |
| Gretna to Lakeland Highlands (Florida) | 508.02 mi (817.58 km) |
| Gretna to Lakeland North (Washington) | 2,092.03 mi (3,366.80 km) |
| Gretna to Lakeland South (Washington) | 2,090.47 mi (3,364.29 km) |
| Gretna to Lakeland Village (California) | 1,620.41 mi (2,607.79 km) |
| Gretna to Lakeside (California) | 1,592.60 mi (2,563.04 km) |
