ZIP Code 83606 is located in Caldwell Idaho. 83606 is entirely within Canyon County. Regionally, it is located in the Boise Area.
| ZIP Code Name | Caldwell |
| Primary County | Canyon County |
| ZIP Code Type | PO Box |
| Current Time | MDT |
| Coordinates | 43.66499329,-116.68715668 |
| Adjacent ZIP Codes | |
| Region | Boise Area |
| Metropolitan/Micropolitan Stat Area | Boise City, ID |
| Time Zone | Mountain Daylight Time |
| IANA Timezone | America/Boise |