Gretna, NE is a city located in Sarpy County, Nebraska and has a land area of 63.02 square miles (163.22 km2). The water area for the city is 2.48 square miles or 6.42 km2. There is one unique zip code in Gretna, Nebraska and it is 68028. The area code(s) for Gretna is 402.
|