Hours Of Operations 7-Eleven New York Mastic 7-Eleven Hours of Operation and Locations in Mastic, NY 4.9 - 187 votes 1 Locations in Mastic 7-Eleven Hours Category: Grocery & Market 7-Eleven - Mastic, NY 11950 1236 Montauk Hwy(631) 399-2678 View Store Details Explore MasticView More Apparel Deb Recommend For You Family Dollar WalMart Dollar Tree Gamestop Rent-A-Center Sam's Club Sears Payless ShoeSource Staples Kmart