Founded in 1683, Dutchess County is one of 62 counties in the state of New York. Historically, Dutchess County was one of 12 original counties created in the New York colony. The city of Poughkeepsie is the county seat. With FIPS code of 27, Dutchess County has a population of 297,112 and area of 825 square miles (2,137 km2).
List of all cities in Dutchess County, NY alphabetically
| City/Town | Postal Code | Area Code |
| Amenia, NY | 12501 | 845 |
| Annandale, NY | 12504 | 845 |
| Annandale on Hudson, NY | 12504 | 845 |
| Arlington, NY | 12603 | 845 |
| Bangall, NY | 12506 | 845 |
| Barrytown, NY | 12507 | 845 |
| Beacon, NY | 12508 | 845 |
| Billings, NY | 12510 | 845 |
| Castle Point, NY | 12511 | 845 |
| Chelsea, NY | 12512 | 845 |
| Clinton Corners, NY | 12514 | 845 |
| Dover Plns, NY | 12522 | 845 |
| East Fishkill, NY | 12533 | 845 |
| Fishkill, NY | 12524 | 845 |
| Gallatin, NY | 12567 | 518 |
| Glenham, NY | 12527 | 845 |
| Holmes, NY | 12531 | 845 |
| Homes, NY | 12531 | 845 |
| Hopewell, NY | 12533 | 845 |
| Hopewell Junction, NY | 12533 | 845 |
| Hughsonville, NY | 12537 | 845 |
| Hyde Park, NY | 12538 | 845 |
| La Grange, NY | 12540 | 845 |
| Lagrangeville, NY | 12540 | 845 |
| Milan, NY | 12571 | 845 |
| Millbrook, NY | 12545 | 845 |
| Millerton, NY | 12546 | 518 |
| Mount Ross, NY | 12567 | 518 |
| Nevis, NY | 12583 | 845 |
| New Hamburg, NY | 12590 | 845 |
| Pawling, NY | 12564 | 845 |
| Pine Plns, NY | 12567 | 518 |
| Pleasant Valley, NY | 12569 | 845 |
| Poughkeepsie, NY | 12601 | 845 |
| 12602 | 845 | |
| 12603 | 845 | |
| 12604 | 845 | |
| Poughquag, NY | 12570 | 845 |
| Red Hook, NY | 12504 | 845 |
| 12507 | 845 | |
| 12571 | 845 | |
| Rhinebeck, NY | 12572 | 845 |
| Rhinecliff, NY | 12574 | 845 |
| Salt Point, NY | 12578 | 845 |
| Shekomeko, NY | 12567 | 518 |
| Staatsburgh, NY | 12580 | 845 |
| Stanfordville, NY | 12581 | 845 |
| Stormville, NY | 12582 | 845 |
| Tivoli, NY | 12583 | 845 |
| Vassar College, NY | 12604 | 845 |
| Verbank, NY | 12585 | 845 |
| Wappinger, NY | 12590 | 845 |
| Wappingers Falls, NY | 12590 | 845 |
| Wassaic, NY | 12592 | 845 |
| Whaley Lake, NY | 12531 | 845 |
| Wiccopee, NY | 12533 | 845 |
| Wingdale, NY | 12594 | 845 |