Johnston Iowa is covered by a total of 1 ZIP Codes. There are also 3 ZIP Codes that overlap Johnston but have a different postal city name. The ZIP Codes in Johnston range from 50109 to 50313. Of the ZIP codes within or partially within Johnston there are 1 Standard ZIP Codes. The total population of ZIP Codes in Johnston is 23967.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Johnston and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Granger | Standard | |||
| Grimes | Standard | |||
| Johnston | Standard | |||
| Des Moines | Standard |