ONAWA Zip Code (IA)
The Zipcode for Onawa is 51040. Onawa is a city of Monona, Iowa in the Upper Plains region of the USA. It is located about 130 miles west-northwest of IA's capital city of Des Moines. In the most recent US census the population of Onawa was 2998.
- Similar named locations
Onaway (ID) is 1078 miles west-northwest.
Onaway (MI) is 636 miles east-northeast.
- Qpzm Zip Codes Iowa Suburb of the Day: Cascade -> Dubuque -> Iowa