Post Offices List in Grayson County, Kentucky:
| Big Clifty Post Office | 50 Main St, Big Clifty, KY 42712 |
| Caneyville Post Office | 106 3rd St, Caneyville, KY 42721 |
| Clarkson Post Office | 211 Millerstown St, Clarkson, KY 42726 |
| Falls Of Rough Post Office | 13647 Falls Of Rough Rd, Falls Of Rough, KY 40119 |
| Leitchfield Post Office | 210 S Main St, Leitchfield, KY 42754 |
| Millwood Post Office | 6445 Beaver Dam Rd, Millwood, KY 42762 |