ONSLOW Zip Code (IA)
The Zipcode for Onslow is . Onslow is a city of Jones, Iowa in the Upper Plains region of the USA. It is located about 142 miles east-northeast of IA's capital city of Des Moines. In the most recent US census the population of Onslow was 197.
52321
- Qpzm Zip Codes Iowa Suburb of the Day: Rake -> Winnebago -> Iowa