A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
Since you don't want VBA, what about create a Name Range? Type the below formula in "Refers to" to get the dynamic range in column A
=OFFSET(Sheet1!$A$1,0,0,SUMPRODUCT(MAX((Sheet1!$A:$A<>"")*ROW(Sheet1!$A:$A))),1)