Summerguide Cape Cod Share: Media Visit Website 15 Black Watch Way Mashpee, MA 02649 (508) 456-4038 http://www.summerguidecapecod.com About Map About Summer Guide Cape Cod is a full–color glossy FREE guide to Cape Cod that is published annually and distributed Cape–wide all summer from Memorial Day through Labor Day. What's Nearby? Distance: 5 10 15 20 25 50 mi.