| Place Name | Dewittville |
| Place Type | Unincorporated |
| ZIP Code(s) | 14728 |
| County | Chautauqua County |
| Area Code(s) | 716 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Jamestown-Dunkirk-Fredonia, NY |
| US Congressional District(s) | New York 23rd |
| State Assembly Districts | 150 |
| State Senate Districts | 57 |