Randolph, WI

ZIP code 53957 serves Portage and nearby parts of Columbia County, Wisconsin. The area lies near the Wisconsin and Fox rivers and is associated with the Portage Canal, which historically linked the two waterways. Prominent historic landmarks include the Indian Agency House, an 1832-era residence, and the Fort Winnebago Surgeons’ Quarters, an early nineteenth-century military building. The Columbia County Courthouse and Portage’s historic downtown are additional local landmarks.