Mcalester, OK is a city located in Pittsburg County, Oklahoma and has a land area of 550.66 square miles (1,426.20 km2). The water area for the city is 47.28 square miles or 122.45 km2. There are 2 total unique zip codes in Mcalester, Oklahoma. The area code(s) for Mcalester is 918/539.
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