Founded on Dec 21, 1837, Jones County is one of 99 counties in the state of Iowa. Historically, Jones County was formed from Wisconsin Territory. The city of Anamosa is the county seat. With FIPS code of 105, Jones County has a population of 20,805 and area of 575 square miles (1,489 km2).
List of all cities in Jones County, IA alphabetically
| City/Town | Postal Code | Area Code |
| Amber, IA | 52205 | 319 |
| Anamosa, IA | 52205 | 319 |
| Center Junction, IA | 52212 | 563 |
| Fairview, IA | 52205 | 319 |
| Hale, IA | 52362 | 563 |
| Langworthy, IA | 52252 | 319 |
| Martelle, IA | 52305 | 319 |
| Monticello, IA | 52310 | 319 |
| Morley, IA | 52312 | 319 |
| Olin, IA | 52320 | 319 |
| Onslow, IA | 52321 | 563 |
| Oxford Junction, IA | 52323 | 563 |
| Oxford Mills, IA | 52323 | 563 |
| Scotch Grove, IA | 52310 | 319 |
| Wyoming, IA | 52362 | 563 |