Founded in January 31, 1850, Iron County is one of 29 counties in the state of Utah. Historically, Iron County was formed from Original county of State of Deseret. The city of Parowan is the county seat. With FIPS code of 21, Iron County has a population of 60,519 and area of 3,297 square miles (8,539 km2).
List of all cities in Iron County, UT alphabetically
| City/Town | Postal Code | Area Code |
| Beryl, UT | 84714 | 435 |
| Beryl Junction, UT | 84714 | 435 |
| Brian Head, UT | 84719 | 435 |
| Cedar City, UT | 84720 | 435 |
| 84721 | 435 | |
| Enoch, UT | 84720 | 435 |
| 84721 | 435 | |
| Kanarraville, UT | 84742 | 435 |
| Modena, UT | 84753 | 435 |
| Newcastle, UT | 84756 | 435 |
| Paragonah, UT | 84760 | 435 |
| Parowan, UT | 84761 | 435 |
| Pinto, UT | 84756 | 435 |
| Pintura, UT | 84720 | 435 |
| 84721 | 435 | |
| Summit, UT | 84772 | 435 |
| Uvada, UT | 84753 | 435 |