ZIP CodesZIP codes in Clinton County, New York
Clinton County, New York has 25 ZIP codes in this list, from 12901 to 12992. They cover 22 places, among them Plattsburgh, Keeseville, Lyon Mountain and Altona.
Nothing in this county matches.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 12901 | Plattsburgh | 70.6 | 44.693, -73.466 |
| 12903 | Plattsburgh | 4.2 | 44.685, -73.447 |
| 12910 | Altona | 64.9 | 44.882, -73.641 |
| 12911 | Keeseville | 1.6 | 44.505, -73.480 |
| 12912 | Au Sable Forks | 95.7 | 44.450, -73.686 |
| 12918 | Cadyville | 42.5 | 44.686, -73.670 |
| 12919 | Champlain | 37.4 | 44.977, -73.447 |
| 12921 | Chazy | 31.7 | 44.888, -73.450 |
| 12923 | Churubusco | 42.6 | 44.943, -73.936 |
| 12924 | Keeseville | 2.8 | 44.478, -73.584 |
| 12929 | Dannemora | 1.2 | 44.720, -73.719 |
| 12933 | Ellenburg | 0.0 | 44.894, -73.837 |
| 12934 | Ellenburg Center | 69.9 | 44.844, -73.868 |
| 12935 | Ellenburg Depot | 98.7 | 44.916, -73.788 |
| 12952 | Lyon Mountain | 29.3 | 44.725, -73.919 |
| 12955 | Lyon Mountain | 23.6 | 44.804, -73.973 |
| 12958 | Mooers | 35.4 | 44.959, -73.583 |
| 12959 | Mooers Forks | 42.6 | 44.960, -73.673 |
| 12962 | Morrisonville | 38.3 | 44.689, -73.577 |
| 12972 | Peru | 76.2 | 44.585, -73.529 |
| 12978 | Redford | 1.1 | 44.616, -73.809 |
| 12979 | Rouses Point | 4.2 | 44.988, -73.369 |
| 12981 | Saranac | 117 | 44.703, -73.748 |
| 12985 | Schuyler Falls | 51.0 | 44.629, -73.558 |
| 12992 | West Chazy | 65.8 | 44.797, -73.511 |
The ZIP code areas of Clinton County add up to about 1,048 square miles of land (2,715 sq km) as the Census Bureau draws them. The largest is 12981 (Saranac), with 117 square miles.
Places with more than one code here: Plattsburgh (2 codes), Keeseville (2 codes), Lyon Mountain (2 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Plattsburgh, NY 12901.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.