| | 3600199 | Adams village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3600232 | Adams Center CDP | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3601187 | Alexandria Bay village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3602286 | Antwerp village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3605683 | Belleville CDP | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3606794 | Black River village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3610231 | Brownville village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3611671 | Calcium CDP | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3612353 | Cape Vincent village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |
| | 3612683 | Carthage village | Jefferson County | NY | Watertown-Fort Drum, NY 48060 | | N |