14 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 3570 | Berlin | 9,485 |
| 3598 | Whitefield | 3,463 |
| 3584 | Lancaster | 3,440 |
| 3581 | Gorham | 3,285 |
| 3576 | Colebrook | 2,660 |
| 3582 | Groveton | 2,062 |
| 3588 | Milan | 1,609 |
| 3590 | North Stratford | 1,193 |
| 3592 | Pittsburg | 1,023 |
| 3583 | Jefferson | 972 |
| 3595 | Twin Mountain | 795 |
| 3597 | West Stewartstown | 670 |
| 3593 | Randolph | 408 |
| 3575 | Bretton Woods | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 14 ZCTAs in Coos County, New Hampshire (US Census).