Office Suites for Lease – 404 N Main Street, Oshkosh, WI 54901 Discover flexible office suites in the iconic First National Bank Building, offering prime space in the heart of downtown Oshkosh. This historic property, built in 1926/1971, spans 55,608 SF and provides availability of up to ±8,000 SF, with individual offices ranging from 150 SF to 1,400 SF. Tenants enjoy surface parking, stellar views overlooking the center of downtown, and easy access to retail, hospitality, and Opera House Square. The building is home to Venue 404 event center and The Vault Speakeasy, with additional larger conference and meeting spaces available for rent as needed. Notably, this site served as a filming location for the Johnny Depp movie Public Enemies. Surrounded by a fast-growing demographic, this location offers unmatched convenience and character.