Oskaloosa, KS

ZIP code 66066 belongs to the small town of Oskaloosa, Kansas. This rural area is home to the Jefferson County Courthouse, a historic building that dates back to 1890. Oskaloosa also boasts Perry Lake, a popular destination for fishing, boating, and camping. The town's charming Main Street is lined with shops and restaurants, offering a glimpse into its quaint Midwestern charm.