|Township||Little Mahanoy Township|
|Time zone||UTC-5 (EST)|
|• Summer (DST)||UTC-4 (EDT)|
Dornsife is a populated place in Little Mahanoy Township, Northumberland County, Pennsylvania, United States, with a ZIP code of 17823. As of the 2010 U.S. Census, the ZIP Code Tabulation Area had a population of 1,273, with a median age of 41.9.
- "Profile of General Population and Housing Characteristics: 2010". U.S. Census Bureau. Retrieved 20 February 2015.