ZIP Code 50131 – Johnston, Iowa
The 50131 ZIP Code belongs to Johnston, Iowa. The population in this 50131 ZIP code is 24,388. The latitude is 41.69749 and longitude is -93.72021 in 50131 Johnston, Iowa. The time zone for this 50131 ZIP code is America/Chicago.
| City | Johnston |
| Zip Code | 50131 |
| State | Iowa |
| County | Polk |
| Population | 24,388 |
| Latitude | 41.69749 |
| Longitude | -93.72021 |
| Time Zone | America/Chicago |