Another one:

=SUBSTITUTE(ADDRESS(1,col_index_num,4),1,"")

Biff

"T. Valko" wrote in message
...
=LEFT(ADDRESS(1,col_index_num,4),LEN(ADDRESS(1,col _index_num,4))-1)

Biff

"DJS" wrote in message
...
Looking for a quick and easy way to revert my Column Index Number back to
the
respective Column Letter...

TIA