Onslow Zip Codes - Jones County IA

Onslow, IA Zip Code Map

Onslow, IA is a city located in Jones County, Iowa and has a land area of 37.55 square miles (97.25 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Onslow, Iowa and it is 52321. The area code(s) for Onslow is 563.

Zip Codes for Onslow, IA (1)
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52321 Onslow Jones

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