| Post Office Name | US Post Office |
| Address | 823 Arthur St |
| City | Caldwell |
| State | Idaho |
| Phone Number | (208) 454-5560 |
| Latitude | 43.6681 |
| Longitude | -116.6483 |
83605 US Post Office in Caldwell, Idaho is located at 823 Arthur St. The Caldwell Post Office Number is (208) 454-5560
