"Donor mailings" refers to sending information or requests for donations by mail to individuals or organizations who have previously made a donation or have expressed interest in supporting a particular cause or charity. Full definition
We do not send donor mailings on behalf of other organizations. (catadoptionteam.org)
Providing overarching support on special projects such as annual donor mailings, holiday parties, board of directors meetings, and donation receipt management. (jobhero.com)
Liaised between [company name] and South Florida Wildlife regarding donor mailing and acquisition lists (jobhero.com)