United States Government--postal Serv-for Zip Code Info Call Your Local Post, Andalusia 124 2nd Ave E Andalusia, IL 61232 Phone : (309) 798-2110 Business Category Government Offices-Federal Government Offices & Public Schools Post Office - Andalusia 124 2nd Ave E Andalusia, IL 61232 Phone : (309) 798-2110 Post Office - Andalusia Business Category Post Offices Toll-Free           (800) ASK-USPS