Centralia, IL Post Offices

Centralia, Illinois has a population of 12,142. According to the 2021 census, the city's 2 post offices serve 5,449 households with a median income of 5,449. The city is located in Clinton County / Jefferson County / Marion County / Washington County and has a land area of 21,237,531 and a water area of 2,674,287.

Post Office
Address
Phone
Hours
Centralia, IL Post Office 314 S Poplar St, Centralia, Illinois, IL, 62801-9996
618-532-6717
No data available.

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