| Post Office Name | US Post Office |
| Address | 797 East St |
| City | Chester |
| State | Idaho |
| Phone Number | (208) 624-3223 |
| Latitude | 43.9994 |
| Longitude | -111.5693 |
83421 US Post Office in Chester, Idaho is located at 797 East St. The Chester Post Office Number is (208) 624-3223
