Onslow, IA

ZIP code 52321 is located in the city of Belle Plaine, Iowa. This area is known for its historic landmarks, including the Herring Hotel, a local treasure that dates back to the early 1900s. The city also boasts the Belle Plaine Canning Company Building, a former hub for the area's agriculture industry. Additionally, there are various parks and recreational facilities in the area for residents and visitors to enjoy.