Wynnewood, OK is a city located in Garvin County, Oklahoma and has a land area of 137.94 square miles (357.26 km2). The water area for the city is 1.96 square miles or 5.08 km2. There is one unique zip code in Wynnewood, Oklahoma and it is 73098. The area code(s) for Wynnewood is 405/580.
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