Toledo, OH

ZIP code 43601 is a postal-box designation serving Toledo, Ohio, rather than a conventional residential neighborhood with clearly defined geographic boundaries. Its most identifiable landmark is the Toledo Main Post Office at 435 South St. Clair Street, which anchors the ZIP’s postal service. Major downtown attractions such as Fifth Third Field, Huntington Center, and Imagination Station are nearby, but are generally associated with ZIP code 43604 rather than 43601.