Slay   Slay was located in south Ellis County. The postmaster was Termertus O. Wells, March 26, 1887 to Aug. 29, 1888, when it was discontinued with mail sent to Frost in Navarro County.   Copyright © 2002-2016, Ellis County TXGenWeb. All Rights Reserved. This page was last modified: Monday, 10-Sep-2018 10:23:32 MDT