Post offices serve all communities within a county, from city branch locations to rural contract postal units that serve smaller towns and unincorporated areas with essential mail services. There are 30 Post Office locations in Madison County, Illinois.
Residents of Madison County should be aware that rural post offices and contract postal units may have limited hours compared to full-service branches. USPS provides a free package pickup service for all residents, including those in rural areas, which can eliminate the need to travel to a post office for outgoing packages.
List of Madison County, Illinois Post Office
Dorsey Post Office
Alton Post Office
Bethalto Post Office
Cottage Hills Post Office
Alton Square Post Office
Alhambra Post Office
Collinsville Post Office
East Alton Post Office
Edwardsville Post Office
Godfrey Post Office
Granite City Post Office
Foster Post Office
Hamel Post Office
Madison Post Office
Highland Post Office
Hartford Post Office
Glen Carbon Post Office
Marine Post Office
Moro Post Office
Maryville Post Office
Upper Alton Post Office
Mitchell Post Office
New Douglas Post Office
Nameoki Post Office
South Roxana Post Office
Troy Post Office
Saint Jacob Post Office
Wood River Post Office
Venice Post Office
Worden Post Office
Residents of Madison County can use the USPS online location finder to identify the nearest post office, rural branch, or contract postal unit and check their individual hours. Enrolling in USPS Informed Delivery is free and lets all county residents preview incoming mail and packages via email or the USPS app each morning before delivery.
You may also find Post Office locations in neighboring counties including Madison, Macoupin, Jersey.