| City/Town | No. of Mailboxes | UPS Mailboxes |
|---|---|---|
| Sheridan | 23 | 2 |
| Huntley | 2 | 1 |
| Saint Stephens | 1 | 1 |
| St. Stephens | 1 | 0 |
| Albany County | 41 | 8 |
| Big Horn County | 54 | 15 |
| Campbell County | 30 | 5 |
| Carbon County | 45 | 13 |
| Converse County | 16 | 3 |
| Crook County | 21 | 6 |
| Fremont County | 58 | 13 |
| Goshen County | 32 | 10 |
| Hot Springs County | 18 | 3 |
| Johnson County | 11 | 4 |
| Laramie County | 53 | 9 |
| Lincoln County | 40 | 12 |
| Natrona County | 73 | 9 |
| Niobrara County | 29 | 5 |
| Park County | 38 | 8 |
| Platte County | 17 | 6 |
| Sheridan County | 47 | 10 |
| Sublette County | 53 | 8 |
| Sweetwater County | 61 | 11 |
| Teton County | 55 | 7 |
| Uinta County | 29 | 5 |
| Washakie County | 15 | 3 |
| Weston County | 20 | 4 |
