Arapaho, OK

ZIP code 73620 is located in Cheyenne, Oklahoma. This rural area is known for its historic sites such as the Washita Battlefield National Historic Site, which marks a significant event in Native American history. The area also features the Black Kettle Museum, dedicated to preserving the heritage of the Cheyenne and Arapaho tribes. Additionally, the Washita River runs through this picturesque region.