Alexander County, Illinois Zip Codes

Zip Code
City
Population
62914Cairo1,880
62990Thebes1,155
62988Tamms1,141
62957McClure655
62969Olive Branch342
62962Miller City0

Overview of Zip Codes in Alexander County

6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2024, there are 6 ZCTAs in Alexander County, Illinois (US Census).