Citation: Kiernan, Nancy Ellen (2001). County Mailing List: Appropriate for a Needs Assessment?: Tipsheet #49, University Park, PA: Penn State Cooperative Extension. This document is part of a series of Tipsheets that contain practical evaluation illustrations based on current research and developed by Nancy Ellen Kiernan at Penn State Cooperative Extension. This document focuses using a mailing list to conduct a needs assessment in agriculture. Copyright 2001 The Pennsylvania State University#HowTo #Sampling #Survey #ExtensionEducationEvaluation