Onslow, IA ZIP Codes, Coordinates & Counties
Onslow, Iowa has 1 ZIP code in Jones county. The approximate center of Onslow is 42.147, -90.983. Onslow has about 6,353 known street addresses.
ZIP codes in Onslow, IA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 52321 | Jones | 42.147 | -90.983 |
Counties Onslow spans
Jones
Most common streets in Onslow
80th, 60th, 148th, Main, 152nd, 130th, Summit, Dove, 25th, 30th
Frequently asked questions
What ZIP codes are in Onslow, IA?
Onslow, Iowa has 1 ZIP code, ranging from 52321 to 52321. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Onslow, IA in?
Onslow is in Jones county.
What are the latitude and longitude of Onslow, IA?
The approximate center of Onslow, Iowa is latitude 42.147, longitude -90.983. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Onslow, IA have?
Onslow has 1 ZIP code.
How many addresses are in Onslow, IA?
Onslow, Iowa has about 6,353 known street addresses in the sthan.io US address database.
What are the most common streets in Onslow, IA?
Some of the most common street names in Onslow are 80th, 60th, 148th, Main, 152nd, 130th.
What cities are near Onslow, IA?
Cities near Onslow include Monmouth (5 mi), Center Junction (6 mi), Wyoming (6 mi), Cascade (9 mi), Baldwin (9 mi).
Cities near Onslow
Monmouth, IA (5 mi) Center Junction, IA (6 mi) Wyoming, IA (6 mi) Cascade, IA (9 mi) Baldwin, IA (9 mi) Oxford Junction, IA (11 mi) Monticello, IA (12 mi) Bernard, IA (12 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database