Founded in 1836, Chemung County is one of 62 counties in the state of New York. Historically, Chemung County was formed from Tioga County. The city of Elmira is the county seat. With FIPS code of 15, Chemung County has a population of 83,045 and area of 410.81 square miles (1,064 km2).
List of all cities in Chemung County, NY alphabetically
| City/Town | Postal Code | Area Code |
| Big Flats, NY | 14814 | 607 |
| Breesport, NY | 14816 | 607 |
| Chemung, NY | 14825 | 607 |
| Elmira, NY | 14901 | 607 |
| 14902 | 607 | |
| 14903 | 607 | |
| 14904 | 607 | |
| 14905 | 607 | |
| 14925 | 607 | |
| Elmira Heights, NY | 14903 | 607 |
| Erin, NY | 14838 | 607 |
| Horseheads, NY | 14845 | 607 |
| Lowman, NY | 14861 | 607 |
| Millport, NY | 14864 | 607 |
| Pine City, NY | 14871 | 607 |
| Pine Valley, NY | 14872 | 607 |
| Van Etten, NY | 14889 | 607 |
| Wellsburg, NY | 14894 | 607 |