How to find common values in 3 columns in Excel?

In general case, you may need to find and select the same values between two columns in Excel, but, have you ever tried to find the common values among three columns which means the values exist in 3 columns at the same time as following screenshot shown. This article, I will introduce some methods to finish this task in Excel.

Find common values in 3 columns with array formulas

Find common values in 3 columns with array formulas

To find and extract the common values from 3 columns, the following array formula may help you, please do as this:

Enter this array formula into a blank cell where you want to extract the same values from 3 columns:

=LOOKUP("zzz",CHOOSE({1,2},"",INDEX(A$2:A$10,MATCH(0,COUNTIF(E$1:E1,A$2:A$10)+IF(IF(COUNTIF(B$2:B$8,A$2:A$10)>0,1,0)+IF(COUNTIF(C$2:C$9,A$2:A$10)>0,1,0)=2,0,1),0)))), and then press Shift + Ctrl + Enter keys together to get the first common value, then drag this formula down until blanks are displayed, all of the same values in 3 columns are extracted as below screenshot shown:

Notes:

1. Here is another array formula also can finish this job:

=INDEX($A$2:$A$10, MATCH(0, COUNTIF($E$1:E1, $A$2:$A$10)+IF(IF(COUNTIF($B$2:$B$8, $A$2:$A$10)>0, 1, 0)+IF(COUNTIF($C$2:$C$9, $A$2:$A$10)>0, 1, 0)=2, 0, 1), 0)), please remember to press Shift + Ctrl + Enter keys simultaneously.

2. In the above formulas: A2:A10, B2:B8, C2:C9 are the cells in three columns that you want to compare; E1 is the above cell that your formula is located, you can change them to your need.

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