Westchester Community Opportunity Program (WestCOP) Return to Directory Description To mobilize and efficiently manage resources through partnerships and collaborations to help the low-income and at-risk populations in the Hudson Valley region to achieve greater self-sufficiency.Website http://www.westcopny.org/Phone 914 592-5600Address 2 Westchester PlazaCity ElmsfordNY10523Categories All, Civic Organizations, Social Services November 6, 2017 5:18 pm | by Mariel, Adult LibrarianDirectory Categories: All, Civic Organizations, and Social Services.