ZIP code of Caldwell (ID) is 83605. Below you can find map of Caldwell, or look up other ZIP codes in Idaho or other US states. If Caldwell's ZIP code is duplicated, and other places have same ZIP code number, you can use our ZIP code searcher by number 83605.
Caldwell have more then one ZIP code. List of all Caldwell's ZIP codes: 83605, 83606, 83607.