St. Elmo, Illinois
Area codes 618, 730 · Population: 1,426
Central (CT)
Illinois
Pop. 1,426
Area Codes Serving St. Elmo
About St. Elmo, Illinois
St. Elmo is a city in Illinois that is served by area codes 618, 730. The city has a population of approximately 1,426 residents and is located in the Central Time Zone.