| Post Office Name | US Post Office |
| Address | 323 N Main St |
| City | Firth |
| State | Idaho |
| Phone Number | (208) 346-6611 |
| Latitude | 43.1920 |
| Longitude | -111.8391 |
83236 US Post Office in Firth, Idaho is located at 323 N Main St. The Firth Post Office Number is (208) 346-6611
