If you're in Canada you can follow the instructions here for CanadaPost, https://www.canadapost.ca/web/en/kb/details.page?article=how_to_stop_receivin&cattype=k

If you're in Canada you can follow the instructions here for CanadaPost, https://www.canadapost.ca/web/en/kb/details.page?article=how_to_stop_receivin&cattype=kb&cat=receiving&subcat=maildelivery https://www.canadapost.ca/web/en/kb/details.page?article=how...