Seiling, OK

ZIP code 73663 is located in the small town of Cheyenne, Oklahoma. It is home to notable landmarks such as the Black Kettle National Grassland, a sprawling expanse of preserved prairie land perfect for outdoor activities. Additionally, the Washita Battlefield National Historic Site, where a decisive battle between US Army and Cheyenne warriors occurred in 1868, offers visitors a glimpse into the area's rich history.