St. Lawrence County ZIP Codes
St. Lawrence County is a county of New York.
- ZIP codes
- 47
- Cities & towns
- 46
- Area codes
- 4
- Land area
- 2,680 sq mi
Every ZIP code in St. Lawrence County
| ZIP code | City |
|---|---|
| 12922 | Childwold |
| 12927 | Cranberry Lake |
| 12949 | Lawrenceville |
| 12965 | Nicholville |
| 12967 | North Lawrence |
| 12973 | Piercefield |
| 13613 | Brasher Falls |
| 13614 | Brier Hill |
| 13617 | Canton |
| 13621 | Chase Mills |
| 13623 | Chippewa Bay |
| 13625 | Colton |
| 13630 | De Kalb Junction |
| 13633 | De Peyster |
| 13635 | Edwards |
| 13639 | Fine |
| 13642 | Gouverneur |
| 13645 | Hailesboro |
| 13646 | Hammond |
| 13647 | Hannawa Falls |
| 13649 | Helena |
| 13652 | Hermon |
| 13654 | Heuvelton |
| 13658 | Lisbon |
| 13660 | Madrid |
| 13662 | Massena |
| 13664 | Morristown |
| 13666 | Newton Falls |
| 13667 | Norfolk |
| 13668 | Norwood |
| 13669 | Ogdensburg |
| 13670 | Oswegatchie |
| 13672 | Parishville |
| 13676 | Potsdam |
| 13677 | Pyrites |
| 13678 | Raymondville |
| 13680 | Rensselaer Falls |
| 13681 | Richville |
| 13683 | Rooseveltown |
| 13684 | Russell |
| 13687 | South Colton |
| 13690 | Star Lake |
| 13694 | Waddington |
| 13695 | Wanakena |
| 13696 | West Stockholm |
| 13697 | Winthrop |
| 13699 | Potsdam |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the St. Lawrence County codes above are listed without a column we would have to invent.
Cities and towns in St. Lawrence County
A further 35 places in St. Lawrence County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.
Area codes covering St. Lawrence County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where St. Lawrence County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in St. Lawrence County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.