* If you file the form by
itself and you filed your original joint return electronically, you must
mail the form to the IRS center for the area where you live.
Please refer to the link below for TN addresses:
https://www.irs.gov/uac/Contact-My-Local-Office-in-Tennessee
https://www.irs.gov/uac/Contact-Your-Local-IRS-Office-1
* If you file the form by itself
and you filed your original joint return by paper -
please mail the form to the same Internal Revenue Center where you filed your
original return.
Please see link below for more
details:
https://www.irs.gov/instructions/i8379/ch01.html#d0e78