ZIP CodesZIP codes in Jones County, Iowa
Jones County, Iowa has 10 ZIP codes in this list, from 52205 to 52362. They cover 10 places, among them Anamosa, Center Junction, Langworthy and Martelle.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 52205 | Anamosa | 123 | 42.108, -91.285 |
| 52212 | Center Junction | 22.3 | 42.116, -91.087 |
| 52252 | Langworthy | 1.4 | 42.192, -91.226 |
| 52305 | Martelle | 27.1 | 42.004, -91.322 |
| 52310 | Monticello | 145 | 42.233, -91.199 |
| 52312 | Morley | 0.1 | 42.006, -91.246 |
| 52320 | Olin | 58.1 | 41.995, -91.141 |
| 52321 | Onslow | 37.5 | 42.107, -91.015 |
| 52323 | Oxford Junction | 47.3 | 41.985, -90.954 |
| 52362 | Wyoming | 53.3 | 42.060, -90.994 |
The ZIP code areas of Jones County add up to about 516 square miles of land (1,336 sq km) as the Census Bureau draws them. The largest is 52310 (Monticello), with 145 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Anamosa, IA 52205.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.