Palmyra, IL is a city located in Macoupin County, Illinois and has a land area of 74.77 square miles (193.65 km2). The water area for the city is 0.70 square miles or 1.81 km2. There is one unique zip code in Palmyra, Illinois and it is 62674. The area code(s) for Palmyra is 217.
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