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 19 Post Office locations in St Clair County, Michigan.
Residents of St Clair 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 St Clair County, Michigan Post Office
Memphis Post Office
Algonac Post Office
Capac Post Office
Harsens Island Post Office
Avoca Post Office
Anchorville Post Office
Allenton Post Office
Birchwood Mall Post Office
Fair Haven Post Office
Emmett Post Office
Goodells Post Office
Marine City Post Office
Jeddo Post Office
North Street Post Office
Marysville Post Office
Saint Clair Post Office
Smiths Creek Post Office
Yale Post Office
Port Huron Post Office
Residents of St Clair 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 St. Clair, Macomb.