| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 03561 | Littleton | Grafton County | Standard |
| 03570 | Berlin | Coos County | Standard |
| 03575 | Bretton Woods | Coos County | PO Box |
| 03576 | Colebrook | Coos County | Standard |
| 03579 | Errol | Coos County | Standard |
| 03581 | Gorham | Coos County | Standard |
| 03582 | Groveton | Coos County | Standard |
| 03583 | Jefferson | Coos County | Standard |
| 03584 | Lancaster | Coos County | Standard |
| 03588 | Milan | Coos County | Standard |
| 03589 | Mount Washington | Coos County | PO Box |
| 03590 | North Stratford | Coos County | Standard |
| 03592 | Pittsburg | Coos County | Standard |
| 03593 | Randolph | Coos County | Standard |
| 03595 | Twin Mountain | Coos County | PO Box |
| 03597 | West Stewartstown | Coos County | PO Box |
| 03598 | Whitefield | Coos County | Standard |
| 03812 | Bartlett | Carroll County | Standard |
| 03846 | Jackson | Carroll County | Standard |