To count how many times there is activity for dept A:
=SUMPRODUCT(--(A2:A100="A"),--(ISNUMBER(B2:B100))

To sum the numbers in column B associated with dept A:
=SUMIF(A:A,"A",B:B)

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Best Regards,

Luke M
"Flo" wrote in message
...
Hello,

Please help. I have a columne A with department codes A, B, C, ... the
department codes are multiple lines, column B with numbers when there are
activity in that department. Can I do a countif function or other
function
to summerize how many activity each department?