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Regina Colburn Sourek (Postmaster)
regina.b.colburnsourek@usps.gov
801 W Algonquin Rd
Algonquin, IL 60102
Algonquin, IL 60102
The Algonquin Post Office is located in the state of Illinois within McHenry County. This location serves 32,193 Algonquin residents with a median income of $96,885. It's estimated that approximately 51,384 packages pass through this post office each year.