How to take the Census 2020 2020 Census? Be Courted Online at my2020census.gov By phone by calling 1-844-330-2020 Through the mail by returning the paper questionnaire Shape your future. Start here at 2020CENSUS.GOV SM-ST1773625 How to take the Census 2020 2020 Census? Be Courted Online at my2020census.gov By phone by calling 1-844-330-2020 Through the mail by returning the paper questionnaire Shape your future. Start here at 2020CENSUS.GOV SM-ST1773625