Gretna, FL is a city located in Gadsden County, Florida and has a land area of 3.50 square miles (9.06 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Gretna, Florida and it is 32332. The area code(s) for Gretna is 850.
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